Standard method for determination of alkaloids

Standard method for determination of alkaloids, Total:401 items.

The international standard classification for "Standard method for determination of alkaloids" includes: Farming and forestry , Occupational safety. Industrial hygiene , Cosmetics. Toiletries , Fertilizers , Protection against crime .

The Chinese standard classification for "Standard method for determination of alkaloids" includes: Pesticide management and application method , Labor sanitation , Cosmetics , Environmental sanitation , Chemical fertilizer and chemical soil conditioner , Crime judging technology .

Group Standards of the People's Republic of China

T/CMA 031-2021 Calibration method for basic nitrogen meters
T/SATA 035-2022 Determination of 21 alkaloids in honey—Liquid chromatography - tandem mass spectrometry
T/TDSTIA 017-2019 Determination of Alkali Substances in Raw Milk
T/NAIA 0123-2022 Determination of 9 Alkaloids in Sophora Sophorae by High Performance Liquid Chromatography

未注明发布机构

VDI 3957 Blatt-3 E:2022-04 Biological measuring techniques for the determi- nation and evaluation of effects of air pollutants on plants (biomonitoring) – Method of the stand- ardised exposure of curly kale
ASTM RR-D31-1024 2019 D8284-Test method for the Determination of the total alkalinity
AASHTO T 416-2024 Standard Method of Test for Determination of Alkali Threshold for Alkali–Silica Reactivity in Aggregates Used in Concrete (ATT)
DIN ISO 15152 E:2019-02 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method
ASTM RR-D02-1011 1974 D2876-Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM RR-D02-1862 2017 D8126-Standard Test Method For Organic Basicity Determination by Potentiometric Hydrochloric Acid Titration
ASTM RR-D02-1237 1988 D2896-Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM RR-D02-1345 1994 D2896-Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM RR-C09-1021 1999 C1260-Standard Test Method for Potential Alkali Reactivity of Aggregates (Mortar-Bar Method)
DIN EN 17256 E:2018-07 Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS

Professional Standard - Agriculture

309药典三部-2015 Biological activity-potency assay 3527 Recombinant bovine basic fibroblast growth factor biological activity assay general rules 136
NY/T 1502-2007 Determination of total capsaicinoid in the biopesticide
NY/T 2769-2015 Determination of 15 alkaloids in forage.Liquid chromatography-tandem mass spectrometry
NY 146.9-1988 Juice Determination Method Determination of Gray Alkalinity
285药典四部-2020 3500 Biological activity-potency assay 3527 Recombinant bovine basic fibroblast growth factor biological activity assay
290药典四部-2015 3500 Biological activity-potency assay 3527 Recombinant bovine basic fibroblast growth factor biological activity assay
338药典三部-2020 Biological activity-potency assay 3527 bovine basic fibroblast growth factor biological activity assay

Occupational Health Standard of the People's Republic of China

GBZ/T 210.5-2008 Guide for establishing occupational health standards—Part 5:Determination methods of chemicals in biological materials

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 36942-2018 Determination of 10 alkaloids in cosmetics--Liquid chromatography--tandem mass spectrometry
GB/T 38571-2020 Determination of alkaloids as plant secondary metabolites—Liquid chromatography-mass spectrometry

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB 7918.2-1987 Standard methods of microbiological examination for cosmetics; Standard plate count
GB/T 2441.5-2001 Determination of urea-Determination of alkalinity-Titrimetric method
GB/T 7918.2-1987 Standard methods of microbiological examination for cosmetics--Standard plate count

Guangxi Provincial Food Standard of the People's Republic of China

DBS45/ 058-2019 Determination of gersine and gerisine in foods of local food safety standards

Professional Standard - Public Safety Standards

GA/T 200-1998 Methods of qualitative and quantitative analysis for strychnine brucine in case samples
GA/T 934-2011 LC-MS-MS examination method for hypaconitine aconitine and mesaconitine in biological samples

Professional Standard - Medicine

YY/T 0509-2009 Standard specification and test methods for bioabsorbable plates and screws for internal fixation implants

中华人民共和国国家卫生和计划生育委员会

GB 18071-2000 Health protection zone STANDARD for chlor alkali plant

Professional Standard - Coal

MT/T 204-1995 Determination method of alkalinity of coal-mine water
MT/T 204-2011 Determination of Alkalinity of Coal Mine Water

SCC

AWPA A80-18 Standard Method for Determination of Alkali Insoluble Material in Pentachlorophenol
AWPA A80-12 Standard Method for Determination of Alkali Insoluble Material in Pentachlorophenol
DANSK DS/ISO 15152/AMD 1:2016 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method
DANSK DS/ISO 15152:2016 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method
DANSK DS/ISO 3400:1997 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
BS ISO 15152:2003 Tobacco. Determination of the content of total alkaloids as nicotine. Continuous-flow analysis method
NS-EN 17256:2019 Animal feeding stuffs: Methods of sampling and analysis — Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
UNE 118012:2005 Tobacco and tobacco products. Determination of total alkaloids. Analysis method by continuous flow.
DANSK DS/EN 17256:2019 Animal feeding stuffs: Methods of sampling and analysis – Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
BS 5202-4:1992 Methods for chemical analysis of tobacco and tobacco products-Determination of alkaloid content (spectrometric method)
DIN EN 17256 E:2018 Draft Document - Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS; German and English version prEN 17256:2018
AASHTO TP 144-2023 Standard Method of Test for Determining the Potential Alkali–Silica Reactivity of Aggregates (TFHRC-TFAST)
AASHTO T 364-2022 Standard Method of Test for Determination of Composite Activation Energy of Aggregates due to Alkali-Silica Reaction (Chemical Method)
BS 5202-4:1976 Methods. Chemical analysis of tobacco and tobacco products.-Determination of alkaloids in tobacco: spectrophotometric method
BS 5202-7:1990 Methods for chemical analysis of tobacco and tobacco products-Determination of alkaloids in smoke condensate of cigarettes (spectrometric method)
AASHTO T 364-2017(2021) Standard Method of Test for Determination of Composite Activation Energy of Aggregates due to Alkali-Silica Reaction (Chemical Method)
VDI 3957 BLATT 3-2008 Biological measurement methods for determining and assessing the effect of air pollutants on plants (bioindication) — Method of standardized exposure of green cabbage
AS 1766.2.1:1991 Food microbiology, Method 2.1: Examination for specific organisms - Standard plate count
BS 5202-9:1977 Methods for chemical analysis of tobacco and tobacco products-Determination of akaloid retention by filters of cigarettes
VDI 3957 BLATT 6-2003 Biological measurement methods for determining and assessing the effect of air pollutants on plants (bioindication) — Determination and assessment of the phytotoxic effect of ozone and other photooxidants — Standardized table method...
DANSK DS/ISO/TS 16393:2019 Molecular biomarker analysis – Determination of the performance characteristics of qualitative measurement methods and validation of methods
BS 4499:1969 Method for the determination of Alkali solubility of pulp

American Society for Testing and Materials (ASTM)

ASTM D1067-11 Standard Test Methods for Acidity or Alkalinity of Water
ASTM D4739-96 Standard Test Method for Base Number Determination by Potentiometric Titration
ASTM D4739-02 Standard Test Method for Base Number Determination by Potentiometric Titration
ASTM D4739-05 Standard Test Method for Base Number Determination by Potentiometric Titration
ASTM D3048-89(2009) Standard Test Method of Assay for Alkaline Protease
ASTM D3048-89(1995)e1 Standard Test Method of Assay for Alkaline Protease
ASTM D3048-89(2016) Standard Test Method of Assay for Alkaline Protease
ASTM D4739-08e1 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ASTM D4739-06a Standard Test Method for Base Number Determination by Potentiometric Titration
ASTM D473-81(1995)e2 Standard Test Method for Sediment in Crude Oils and Fuel Oils by the Extraction Method
ASTM D4739-08 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ASTM D4739-11 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ASTM D4739-06 Standard Test Method for Base Number Determination by Potentiometric Titration
ASTM D4988-96(2001) Standard Test Method for Determination of Alkalinity of Paper as Calcium Carbonate (Alkaline Reserve of Paper)
ASTM D4988-96(2006) Standard Test Method for Determination of Alkalinity of Paper as Calcium Carbonate (Alkaline Reserve of Paper)
ASTM D4739-17 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ASTM D4988-96 Standard Test Method for Determination of Alkalinity of Paper as Calcium Carbonate (Alkaline Reserve of Paper)
ASTM D6437-99 Standard Test Method for Polyurethane Raw Materials: alkalinity in Low-Alkalinity Polyols (Determination of CPR values of Polyols)
ASTM D8126-17 Standard Test Method for Efficient Basicity Determination by Potentiometric Hydrochloric Acid Titration
ASTM E1690-95 Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM E1690-01 Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM D974-12 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D5558-95(2011) Standard Test Method for Determination of the Saponification Value of Fats and Oils
ASTM D5558-95(2006) Standard Test Method for Determination of the Saponification Value of Fats and Oils
ASTM E1690-08 Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM E1690-08(2021) Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM E1690-24 Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM D4739-11(2017) Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ASTM E1756-24 Standard Test Method for Determination of Total Solids in Biomass
ASTM C1293-08b(2015) Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM E1755-01(2015) Standard Test Method for Ash in Biomass
ASTM D974-07 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-02 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D8010-16 Standard Practice for Determination of Water Soluble Alkali Content in Coal
ASTM E1755-95 Standard Test Method for Ash in Biomass
ASTM D8010-18 Standard Test Method for Determination of Water Soluble Alkali Content in Coal
ASTM D974-11 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-06 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-04 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM E1721-24 Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM D5247-92 Standard Test Method for Determining the Aerobic Biodegradability of Degradable Plastics by Specific Microorganisms
ASTM D974-08 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-97 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-21 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-22 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM E1721-01(2015) Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM E1755-01 Standard Test Method for Ash in Biomass
ASTM E1756-08(2020) Standard Test Method for Determination of Total Solids in Biomass
ASTM E1690-08(2016) Standard Test Method for Determination of Ethanol Extractives in Biomass
ASTM E1721-01(2009) Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM E1721-01 Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM E1721-01(2020) Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM D1067-06 Standard Test Methods for Acidity or Alkalinity of Water
ASTM D4471-00 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM E1755-01(2007) Standard Test Method for Ash in Biomass
ASTM C1203-04(2019) Standard Test Method for Quantitative Determination of Alkali Resistance of a Ceramic-Glass Enamel
ASTM C1203-04(2014) Standard Test Method for Quantitative Determination of Alkali Resistance of a Ceramic-Glass Enamel
ASTM C1203-91(1996) Standard Test Method for Quantitative Determination of Alkali Resistance of a Ceramic-Glass Enamel
ASTM E1755-01(2020) Standard Test Method for Ash in Biomass
ASTM D8126-21 Standard Test Method for Efficient Basicity Determination by Potentiometric Hydrochloric Acid Titration
ASTM D4471-00(2004) Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM E1756-08 Standard Test Method for Determination of Total Solids in Biomass
ASTM D4471-22 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM E1756-08(2015) Standard Test Method for Determination of Total Solids in Biomass
ASTM E1821-08(2020) Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM D4471-18 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM E3146-24 Standard Test Method for Determination of Carbonyls in Pyrolysis Bio-Oils by Potentiometric Titration
ASTM E3146-20 Standard Test Method for Determination of Carbonyls in Pyrolysis Bio-Oils by Potentiometric Titration
ASTM E3146-18 Standard Test Method for Determination of Carbonyls in Pyrolysis Bio-Oils by Potentiometric Titration
ASTM E3146-18a Standard Test Method for Determination of Carbonyls in Pyrolysis Bio-Oils by Potentiometric Titration
ASTM D1067-02 Standard Test Methods for Acidity or Alkalinity of Water
ASTM E1821-08 Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM E1756-01 Standard Test Method for Determination of Total Solids in Biomass
ASTM E1821-08(2015) Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM E1821-01(2007) Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM E1821-96 Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM E1821-01 Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM E1721-95 Standard Test Method for Determination of Acid-Insoluble Residue in Biomass
ASTM E1756-95 Standard Test Method for Determination of Total Solids in Biomass
ASTM D2896-21 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM D3898-93(1998) Standard Test Method for Chromic Oxide in Basic Chromium Tanning Liquors
ASTM D6437-05(2010)e1 Standard Test Method for Polyurethane Raw Materials: alkalinity in Low-Alkalinity Polyols (Determination of CPR values of Polyols)
ASTM D1067-88 Standard Test Methods for Acidity or Alkalinity of Water
ASTM D5263-23 Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
ASTM D1067-92(1996) Standard Test Methods for Acidity or Alkalinity of Water
ASTM D1343-95(2011) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D974-08e1 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM E1821-24 Standard Test Method for Determination of Carbohydrates in Biomass by Gas Chromatography
ASTM C1203-04 Standard Test Method for Quantitative Determination of Alkali Resistance of a Ceramic-Glass Enamel
ASTM D1343-95(2006) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D2896-06 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM C454-10 Standard Test Method for Disintegration of Carbon Refractories by Alkali
ASTM D2896-05 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM C1073-97a Standard Test Method for Hydraulic Activity of Ground Slag by Reaction with Alkali
ASTM D5263-21 Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
ASTM E1758-95e1 Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM D974-01 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-02e1 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM C1073-97a(2003) Standard Test Method for Hydraulic Activity of Ground Slag by Reaction with Alkali
ASTM E1758-01(2007) Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM C1567-08 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM E3151-18 Standard Test Method for Determining Antimicrobial Activity and Biofilm Resistance Properties of Tube, Yarn, or Fiber Specimens
ASTM D6919-17 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
ASTM E2871-21 Standard Test Method for Determining Disinfectant Efficacy Against Biofilm Grown in the CDC Biofilm Reactor Using the Single Tube Method
ASTM D1343-95(2000) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D5465-16(2020) Standard Practices for Determining Microbial Colony Counts from Waters Analyzed by Plating Methods
ASTM E1758-01(2020) Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM D1343-95(2019) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM E2799-17 Standard Test Method for Testing Disinfectant Efficacy against Pseudomonas aeruginosa Biofilm using the MBEC Assay
ASTM E2780-10 Standard Test Method for Determining Particulate Matter Emissions from Wood Heaters
ASTM D3048-89(2003) Standard Test Method of Assay for Alkaline Protease
ASTM D5263-15 Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
ASTM D2896-01e1 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM C1567-07 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM E776-16 Standard Test Method for Determination of Forms of Chlorine in Refuse-Derived Fuel
ASTM E1758-01(2015) Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM E2871-19 Standard Test Method for Determining Disinfectant Efficacy Against Biofilm Grown in the CDC Biofilm Reactor Using the Single Tube Method
ASTM D3643-15 Standard Test Method for Acid Number of Certain Alkali-Soluble Resins
ASTM D5588-97(2017) Standard Test Method for Determination of the Microbial Condition of Paint, Paint Raw Materials, and Plant Areas
ASTM D3643-10 Standard Test Method for Acid Number of Certain Alkali-Soluble Resins
ASTM D5864-18 Standard Test Method for Determining Aerobic Aquatic Biodegradation of Lubricants or Their Components
ASTM C1073-97a(2011) Standard Test Method for Hydraulic Activity of Ground Slag by Reaction with Alkali
ASTM D4662-15 Standard Test Methods for Polyurethane Raw Materials: Determination of Acid and Alkalinity Numbers of Polyols
ASTM E1758-01 Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM D5864-23 Standard Test Method for Determining Aerobic Aquatic Biodegradation of Lubricants or Their Components
ASTM D2896-01 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM C289-07 Standard Test Method for Potential Alkali-Silica Reactivity of Aggregates (Chemical Method)
ASTM D6919-03 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
ASTM D5864-17 Standard Test Method for Determining Aerobic Aquatic Biodegradation of Lubricants or Their Components
ASTM D2896-98 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM D6919-09 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
ASTM D4662-98 Standard Test Methods for Polyurethane Raw Materials Determination of Acid and Alkalinity Numbers of Polyols
ASTM D6942-03(2019) Standard Test Method for Stability of Cellulose Fibers in Alkaline Environments
ASTM D1614-09 Standard Test Method for Alkalinity in Acetone
ASTM E1758-24 Standard Test Method for Determination of Carbohydrates in Biomass by High Performance Liquid Chromatography
ASTM D6437-05 Standard Test Method for Polyurethane Raw Materials: alkalinity in Low-Alkalinity Polyols (Determination of CPR values of Polyols)
ASTM D6437-05(2016)e1 Standard Test Method for Polyurethane Raw Materials: Alkalinity in Low-Alkalinity Polyols (Determination of CPR Values of Polyols)
ASTM D4662-08 Standard Test Methods for Polyurethane Raw Materials: Determination of Acid and Alkalinity Numbers of Polyols
ASTM D6691-17 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in the Marine Environment by a Defined Microbial Consortium
ASTM D1283-05(2013) Standard Test Method for Alkali-Solubility of Wools
ASTM D4662-08(2011)e1 Standard Test Methods for Polyurethane Raw Materials: Determination of Acid and Alkalinity Numbers of Polyols
ASTM C1293-20 Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM C1567-04 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM C614-20 Standard Test Method for Alkali Resistance of Porcelain Enamels
ASTM C1073-12 Standard Test Method for Hydraulic Activity of Slag Cement by Reaction with Alkali
ASTM D6437-22 Standard Test Method for Polyurethane Raw Materials: Alkalinity in Low-Alkalinity Polyols (Determination of CPR Values of Polyols)
ASTM D1614-03 Standard Test Method for Alkalinity in Acetone
ASTM D1614-95(1999) Standard Test Method for Alkalinity in Acetone
ASTM D1283-85(1995)e1 Standard Test Method for Alkali-Soluability of Wools
ASTM D2106-00 Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D1614-09(2017) Standard Test Method for Alkalinity in Acetone
ASTM D4662-20 Standard Test Methods for Polyurethane Raw Materials: Determination of Acid and Alkalinity Numbers of Polyols
ASTM D269-97(2002) Standard Test Method for Insoluble Matter in Rosin and Rosin Derivatives
ASTM D1283-85(2001) Standard Test Method for Alkali-Soluability of Wools
ASTM D1614-08 Standard Test Method for Alkalinity in Acetone
ASTM C614-74(1999) Standard Test Method for Alkali Resistance of Porcelain Enamels
ASTM D1283-05 Standard Test Method for Alkali-Soluability of Wools
ASTM E298-68 Standard Methods For Assay Of Organic Peroxides
ASTM C1293-18a Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM C1293-18 Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM C1567-21 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM C1293-06 Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM C1293-20a Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM D2106-07(2022) Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D2896-03 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
ASTM D4471-10 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D974-14e1 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D5988-12 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in Soil
ASTM D269-97(2020) Standard Test Method for Insoluble Matter in Rosin and Rosin Derivatives
ASTM C1567-22 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM D6139-11 Standard Test Method for Determining the Aerobic Aquatic Biodegradation of Lubricants or Their Components Using the Gledhill Shake Flask
ASTM C1567-13 Standard Test Method for Determining the Potential Alkali-Silica Reactivity of Combinations of Cementitious Materials and Aggregate (Accelerated Mortar-Bar Method)
ASTM D2106-07 Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D6691-09 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in the Marine Environment by a Defined Microbial Consortium or Natural Sea Water Inoculum
ASTM D5988-18 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in Soil
ASTM D974-14e2 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D974-14 Standard Test Method for Acid and Base Number by Color-Indicator Titration
ASTM D2106-07(2012) Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D7668-14a Standard Test Method for Determination of Derived Cetane Number (DCN) of Diesel Fuel Oils—Ignition Delay and Combustion Delay Using a Constant Volume Combustion Chamber Method
ASTM D2106-07e1 Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D5263-08 Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
ASTM D4606-21 Standard Test Method for Determination of Arsenic and Selenium in Coal by the Hydride Generation/Atomic Absorption Method
ASTM C1073-18(2023) Standard Test Method for Hydraulic Activity of Slag Cement by Reaction with Alkali
ASTM D7959-15 Standard Test Method for Chloride Content Determination
ASTM D1067-16 Standard Test Methods for Acidity or Alkalinity of Water
ASTM D5984-23 Standard Test Method for Semi-Quantitative Field Test Method for Base Number in New and Used Lubricants by Color-Indicator Titration
ASTM E1787-16 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM C1293-08b Standard Test Method for Determination of Length Change of Concrete Due to Alkali-Silica Reaction
ASTM D2106-07(2017) Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM D4662-03 Standard Test Methods for Polyurethane Raw Materials: Determination of Acid and Alkalinity Numbers of Polyols
ASTM D2106-05 Standard Test Methods for Determination of Amine Acid Acceptance (Alkalinity) of Halogenated Organic Solvents
ASTM E1755-24 Standard Test Method for Ash in Biomass
ASTM D4530-03 Standard Test Method for Determination of Carbon Residue (Micro Method)
ASTM D4530-06 Standard Test Method for Determination of Carbon Residue (Micro Method)
ASTM D4530-00 Standard Test Method for Determination of Carbon Residue (Micro Method)
ASTM D4370-01(2023) Standard Test Methods for Acid and Base Milliequivalent Content of Electrocoat Bath

British Standards Institution (BSI)

BS ISO 15152:2003+A2:2018 Determination of the content of total alkaloids as nicotine. Continuous-flow analysis method
BS ISO 22980:2020 Tobacco. Determination of the content of total alkaloids as nicotine. Continuous-flow analysis method using KSCN/DCIC
BS ISO 15152:2003+A1:2012 Tobacco. Determination of the content of total alkaloids as nicotine. Continuous-flow analysis method
BS ISO 3400+A1:2010 Cigarettes. Determination of alkaloids in smoke condensates. Spectrometric method
BS ISO 3400:1997+A1:2009 Cigarettes. Determination of alkaloids in smoke condensates. Spectrometric method
19/30371177 DC BS ISO 22980. Tobacco. Determination of the Content of Total alkaloids as Nicotine. Continuous-Flow Analysis Method using KSCN/DCIC
BS EN ISO 21569:2005+A1:2013 Foodstuffs. Methods of analysis for the detection of genetically modified organisms and derived products. Qualitative nucleic acid based methods
BS EN ISO 21570:2005+A1:2013 Foodstuffs. Methods of analysis for the detection of genetically modified organisms and derived products. Quantitative nucleic acid based methods
BS EN 17256:2019 Animal feeding stuffs: Methods of sampling and analysis. Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
BS 6068-2.40:1991 Water quality. Physical, chemical and biochemical methods. Method for the determination of borate by spectrometry using azomethine-H
BS ISO 33406:2024 Approaches for the production of reference materials with qualitative properties
BS EN 17683:2023 Animal feeding stuffs. Methods of sampling and analysis. Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS
BS 5202-9:1992 Methods for chemical analysis of tobacco and tobacco products. Determination of alkaloid retention by filters of cigarettes (spectrometric method)
19/30372398 DC BS ISO 23191. Traditional Chinese medicine. Determination of selected Aconitum alkaloids by HPLC
21/30396930 DC BS EN 17683. Animal feeding stuffs. Methods of sampling and analysis. Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS

BE-NBN

NBN-ISO 3400:1992 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
NBN-ISO 3401:1992 Cigarettes - Determination of alkaloid retention by the filters - Spectrometric method

RU-GOST R

GOST 30569-1998 Cigarettes. Determination of alkaloid retention by the filters. Spectrometric method
GOST R 51975-2002 Cigarettes. Determination of alkaloids content in smoke condensate. Spectrometric method
GOST ISO 10539-2015 Animal and vegetable fats and oils. Method for determination of alkalinity
GOST R 56881-2016 Biomass. Determination of the ash content by standard method
GOST R 56885-2016 Biomass. Determination of total amount of solids by standard method
GOST R 56883-2016 Biomass. Determination of bulk density by standard method
GOST 32439-2013 Goods of household chemistry. Method for determination of alkaline components
GOST R 56882-2016 Biomass. Determination of acid insoluble residue by standard method
GOST 30038-1993 Tabacco and tobacco products. Determination of alkaloids in tobacco. Spectrophotometric method
GOST 25794.1-1983 Reagents. Methods of preparation of standard volumetric solutions for acid-base titration
GOST R 54065-2010 Probiotics medicine remedies for animals. Methods for determination of the probiotics microorganisms
GOST 12.4.063-1979 Occupational safety standards system. Means of hands protection. Method for determination of acid and alkali penetrability
GOST 10749.4-1980 Ethyl alcohol for industrial use. Method for determination of alkali

Association Francaise de Normalisation

NF V37-005*NF ISO 3400:1997 Cigarettes. Determination of alkaloids in smoke condensates. Spectrometric method.
NF ISO 3400:1997 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
NF V03-025/A1*NF EN ISO 21570/A1:2013 Foodstuffs - Methods of analysis for the detection of genetically modified organisms and derived products - Quantitative nucleic acid based methods
NF V37-036/A2*NF ISO 15152/A2:2018 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow 7 analysis method
NF EN 17256:2019 Animal feed: sampling and analysis methods - Determination of the content of ergot alkaloids and tropane alkaloids in raw materials and compound feeds by LC-MS/MS
NF V37-006*NF ISO 2881:1993 Tobacco and tobacco products. Determination of alkaloid content. Spectrometric method.
NF V37-036/A1*NF ISO 15152/A1:2012 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method
NF V18-405*NF EN 17256:2019 Animal feeding stuffs : methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
NF ISO 2881:1993 Tobacco and tobacco products - Determination of alkaloid content - Spectrometric method
NF V37-007*NF ISO 3401:1992 Cigarettes. Determination of alkaloid retention by the filters. Spectrometric method.
NF V37-005/A1*NF ISO 3400/A1:2010 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method - Amendment 1
NF ISO 3400/A1:2010 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method - Amendment 1
NF ISO 3401:1992 Cigarettes - Determination of alkaloid retention by filters - Spectrometric method
NF V08-001:1984 Microbiology. Standard program for examination of microorganisms.
NF EN 17683:2023 Alimentation animale - Méthodes d'échantillonnage et d'analyse - Dosage des alcaloïdes pyrrolizidiniques dans l'alimentation animale par CL-SM/SM

VN-TCVN

TCVN 7098-2002 Cigarettes.Determination of alkaloids in smokecondensates.Spectrometric method
TCVN 2370-1987 Raw silk.Method for determination of standard mass
TCVN 7605-2007 Foodstuffs.Methods of analysis for the detection of genetically modified organisms and derived products.Qualitative nucleic acid based methods
TCVN 7103-2002 Tobacco and tobacco products.Determination of alkaloit content.Spectrometric method
TCVN 7099-2002 Cigarettes.Determination of alkaloid retention by the filters.Spectrometric method

International Organization for Standardization (ISO)

ISO 3400:1989 Cigarettes; determination of alkaloids in smoke condensates; spectrometric method
ISO 3400:1997 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
ISO 15152:2003 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method
ISO 3400:1997/Amd 1:2009 Cigarettes — Determination of alkaloids in smoke condensates — Spectrometric method — Amendment 1
ISO 3401:1991 Cigarettes; determination of alkaloid retention by the filters; spectrometric method
ISO/FDIS 33406:2023 Approaches for the production of reference materials with qualitative properties
ISO 33406:2024 Approaches for the production of reference materials with qualitative properties
ISO 7667:1983 Microbiology; Standard layout for methods of microbiological examination
ISO/IEC 19989-2:2020 Information security — Criteria and methodology for security evaluation of biometric systems — Part 2: Biometric recognition performance
ISO/TS 16393:2019 Molecular biomarker analysis — Determination of the performance characteristics of qualitative measurement methods and validation of methods
ISO 22980:2020 Tobacco — Determination of the content of total alkaloids as nicotine — Continuous-flow analysis method using KSCN/DCIC
ISO 15152:2003/Amd 1:2012 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method; Amendment 1
ISO 15152:2003/Amd 2:2018 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method; Amendment 2
ISO 23191:2020 Traditional Chinese medicine — Determination of selected Aconitum alkaloids by high-performance liquid chromatography (HPLC)
ISO 2881:1977 Tobacco and tobacco products — Determination of alkaloids in tobacco — Spectrophotometric method

American National Standards Institute （ANSI)

ASTM D1614-09(2023) Standard Test Method for Alkalinity in Acetone
ASTM D4739-23 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
ANSI/ASTM D6437:1999 Test Methods for Polyurethane Raw Materials: Alkalinity in Low-Alkalinity Polyols (Determination of CPR Values of Polyols)
BS EN ISO 18134-1:2022 Solid biofuels. Determination of moisture content Reference method (British Standard)

The American Road & Transportation Builders Association

AASHTO T 299-1993 Standard Method of Test for Rapid Identification of Alkali-Silica Reaction Products in Concrete
AASHTO T 299-1993(R2009) Standard Method of Test for Rapid Identification of Alkali-Silica Reaction Products in Concrete
AASHTO T 299-93(R2004) Standard Method of Test for Rapid Identification of Alkali-Silica Reaction Products in Concrete
AASHTO T 364-2017 Standard Method of Test for Determination of Composite Activation Energy of Aggregates due to Alkali–Silica Reaction (Chemical Method)

GSO

OS GSO ISO 15152:2014 Tobacco -- Determination of the content of total alkaloids as nicotine -- Continuous-flow analysis method
OS GSO ISO 3400:2005 Cigarettes – Determination of alkaloids in smoke condensates – spectrometric method
GSO ISO 15152:2014 Tobacco -- Determination of the content of total alkaloids as nicotine -- Continuous-flow analysis method
GSO ASTM D974:2021 Standard Test Method for Acid and Base Number by Color-Indicator Titration
BH GSO ASTM D974:2022 Standard Test Method for Acid and Base Number by Color-Indicator Titration
BH GSO 2350:2015 Determination of Glycoalkaloids (α-Solanine and α-Chaconine) in potato
GSO ISO 3401:2015 Cigarettes -- Determination of alkaloid retention by the filters -- Spectrometric method
GSO ASTM D974:2024 Standard Test Method for Acid and Base Number by Color-Indicator Titration
OS GSO ISO 2881:2015 Tobacco and tobacco products -- Determination of alkaloid content -- Spectrometric method
OS GSO ISO 3401:2015 Cigarettes -- Determination of alkaloid retention by the filters -- Spectrometric method
BH GSO 1206:2023 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
GSO 1206:2022 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration
GSO 2350:2014 Determination of Glycoalkaloids (α-Solanine and α-Chaconine) in potato
GSO ISO 2881:2015 Tobacco and tobacco products -- Determination of alkaloid content -- Spectrometric method
GSO ISO 17995:2008 Water quality- Criteria for establishing equivalence between microbiological method
BH GSO ASTM D4530:2015 Standard Test Method for Determination of Carbon Residue (Micro Method)
GSO ASTM D4530:2014 Standard Test Method for Determination of Carbon Residue (Micro Method)

Korean Agency for Technology and Standards (KATS)

KS H ISO 3400-2022 Cigarettes－Determination of alkaloids in smoke condensates－Spectrometric method
KS H ISO 3400:2007 Cigarettes－Determination of alkaloids in smoke condensates－Spectrometric method
KS H ISO 3400-2007(2017) Cigarettes－Determination of alkaloids in smoke condensates－Spectrometric method
KS H ISO 15152:2019 Tobacco — Determination of the content of total alkaloids as nicotine — Continuous-flow analysis method
KS H ISO 15152:2007 Tobacco－Determination of the content of total alkaloids as nicotine－Continuous-flow analysis method
KS H ISO 3401-2013(2018) Cigarettes－Determination of alkaloid retention by the filters－Spectrometric method
KS H ISO 3400-2007(2022) Cigarettes－Determination of alkaloids in smoke condensates－Spectrometric method
KS H ISO 2881-2019 Tobacco and tobacco products－Determination of alkaloid content－Spectrometric method
KS H ISO 3401-2023 Cigarettes－Determination of alkaloid retention by the filters－Spectrometric method
KS H ISO 3401:2009 Cigarettes-Determination of alkaloid retention by the filters-Spectrometric method
KS H ISO 3401:2013 Cigarettes－Determination of alkaloid retention by the filters－Spectrometric method
KS H ISO 2881-2009(2019) Tobacco and tobacco products－Determination of alkaloid content－Spectrometric method

Lithuanian Standards Office

LST 1560-1998 Determination of Alkaloids in Lupine
LST ISO 3400:2003 Cigarettes. Determination of alkaloids in smoke condensates. Spectrometric method (idt ISO 3400:1997)

KR-KS

KS H ISO 15152-2019 Tobacco — Determination of the content of total alkaloids as nicotine — Continuous-flow analysis method
KS H ISO 3401-2013(2023) Cigarettes－Determination of alkaloid retention by the filters－Spectrometric method

Danish Standards Foundation

DS/ISO 3400/Amd. 1:2009 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
DS/ISO 3400:1997 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method
DS/ISO 3401:1992 Cigarettes. Determination of alkaloid retention by the filters. Spectrometric method

CZ-CSN

CSN 56 0280 Cast.8-1983 Methods of test for fermented tobacco and tobacco products. Determination of alkaloids (nicotine)
CSN 66 2100-1994 Aromatic hydrocarbons.Benzene and its homologes.

RO-ASRO

STAS SR ISO 3400:1989 Cigarettes. Determination of alkaloids in smoke condensates Spectrometric method
STAS 2213/16-1976 SWEET PRODUCTS Determination of total alkaloid content

CU-NC

NC 38-02-15-1989 Food Sanitary Standards System Quantitative Determination of Escherichia Colli. Microbiological Testing Methods
NC 38-02-14-1989 Food Sanitary Standards System. Quantitative Determination of Fecal Colliforms Microbiological Testing Methods
NC 38-02-12-1988 Food Sanitary Standards. System. Quantitative Determination of Bacillus Cereus. Microbiological Analysis Method
NC 38-02-10-1988 Food Sanitary Standards System. Qualitative Determination of Staphylococcus Aureus in Foods. Methods of Microbiological Analysis
NC 38-02-11-1988 Food Sanitary Standards System. Quantitative Determination of Clostridium Perfringes. Method of Microbiollogical Analysis

PL-PKN

PN-EN 17256-2020-03 P Animal feeding stuffs: Methods of sampling and analysis--Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
PN A99004-05-1988 Tobacco and tobacco products Chemical tests Determination of alkaloid content Spectophotometric method

ES-UNE

UNE-EN 17256:2020 Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
UNE-EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS

German Institute for Standardization

DIN ISO 15152:2005 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method (ISO 15152:2003)
DIN EN 17256:2019-12 Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS; German version EN 17256:2019
DIN EN 17256:2019 Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS
DIN 38412-37:1999-04 German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 37: Determination of the inhibitory effect of water on the growth of bacteria (Photobacterium phosphoreum cell multiplication inhibition test) (L...
DIN ISO 15152:2019-10 Tobacco - Determination of the content of total alkaloids as nicotine - Continuous-flow analysis method (ISO 15152:2003 + Amd.1:2012 + Amd.2:2018)
DIN EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS

AASHTO - American Association of State Highway and Transportation Officials

T 299-1993 Standard Method of Test for Rapid Identification of Alkali-Silica Reaction Products in Concrete

CEN - European Committee for Standardization

PREN 17256-2018 Animal feeding stuffs: Methods of sampling and analysis - Determination of ergot alkaloids and tropane alkaloids in feed materials and compound feeds by LC-MS/MS

DIN

DIN ISO 3400:1998 Cigarettes - Determination of alkaloids in smoke condensates - Spectrometric method (ISO 3400:1997)
DIN ISO 3401:1998 Cigarettes - Determination of alkaloid retention by the filters - Spectrometric method (ISO 3401:1991)
DIN ISO 2881:1998 Tobacco and tobacco products - Determination of alkaloid content - Spectrometric method (ISO 2881:1992)

PT-IPQ

NP 1663-1980 Tobacco and tobacco products. Determination of alkaloid content (photometric method)

AENOR

UNE 118016:1996 TOBACCO AND TOBACCO PRODUCTS. DETERMINATION OF ALKALOID CONTENT. SPECTROMETRIC METHOD.
UNE 118012:2014 Tobacco and tobacco products. Determination of total alkaloids. Analysis method by continuous flow.

BG-BDS

BGC ISO 2881:2000 Tobacco and tobacco products - Determination of alkaloid content - Spectrometric method

IN-BIS

IS 4360-1967 Method for determination of fast alkali strength
IS 9154-1978 Determination method of glass alkali resistance
IS 12387-1988 Method for determination of basic dye strength

VDI - Verein Deutscher Ingenieure

VDI 3957 Blatt 2-2001 Biological measuring techniques for the determination and evaluation of effects of air pollutants on plants (bioindication) - Method of standardised grass exposure
VDI 3957 BLATT 2-2013 Biological measuring techniques for the determination and assessment of effects of air pollutants on plants (bioindication) - Method of the standardised grass exposure

NL-NEN

NEN 3382-1988 Analysis of cigarette smoke Determination of yield of smoke condensate and total alkaloids

European Committee for Standardization (CEN)

prEN 17683-2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS
EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS

PK-PSQCA

PS 1522-1982 PAKISTAN STANDARD METHOD FOR DETERMINATION OF ALKALI CONTENT IN WOOL

AT-ON

OENORM EN 17683-2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS

Standard Association of Australia （SAA）

ISO 15152:2003/Amd.1:2012 Tobacco — Determination of the content of total alkaloids as nicotine — Continuous-flow analysis method AMENDMENT 1: .

VE-FONDONORMA

COVENIN 945-1976 Test methods for acidity or alkalinity of liquid hydrocarbons and distillation residues in Venezuelan Petroleum Derivatives Standards