How to make a standard concentration meter in chemistry

How to make a standard concentration meter in chemistry, Total:116 items.

The international standard classification for "How to make a standard concentration meter in chemistry" includes: Special wastes , Education .

The Chinese standard classification for "How to make a standard concentration meter in chemistry" includes: Toxic and harmful solid waste control standards , Medical apparatus and devices in general , Special instruments for teaching .

Group Standards of the People's Republic of China

T/CCA 027-2022 Industrialized and standardized Chinese broth stocks
T/JNKCSJ 001-2021 Guidelines for Standardized Design of Assembled Primary and Secondary School Buildings
T/CQGBAIA 007-2024 Chongqing Municipal Primary and Secondary School Industrialized Interior Design Standard

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

GB 19612-2004 Concentrationlimitation of air pollutants for the destruction of abandoned chemical weapons by Japan in China
GB 19614-2004 Concentration limitations of pollutants in ground water for the destruction of abandoned chemical weapons by Japan in China
GB 14882-1994 Limited concentrations of radioactive materials in foods
GB 19613-2004 Concentration limitations of pollutants in surface water for the destruction of abandoned chemical weapons by Japan in China
GB 19059-2003 Regulation for concentration of pollutants in the workplace air for destruction of chemicalweapons abandoned in China by Japan

Anhui Provincial Standard of the People's Republic of China

DB34/T 4391-2023 Intelligent Design Standards for Primary and Secondary School Campuses

未注明发布机构

DIN 58932-3 E:2016-01 Haematology - Determination of the concentration of blood corpuscles in blood - Part 3: Reference method for the determination of the concentration of erythrozytes
DIN EN 14792 E:2014-12 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
DIN 58931 E:2009-03 Haematology - Determination of haemoglobin concentration in blood - Reference method
DIN EN 14211 E:2003-05 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DIN EN 14792 E:2003-12 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
DIN 58931 E:2021-02 Haematology - Determination of haemoglobin concentration in blood - Reference method

Professional Standard - Medicine

YY/T 0638-2008 In vitro diagnostic medical devices -Measurement of quantities in biological samples - Metrological traceability of assigned values for catalytic concentration of enzymes in calibrators and control materials

Liaoning Provincial Standard of the People's Republic of China

DB21/T 3540-2021 Determination of Chloride in Chemical Reagents by Turbidimetric Method

National Health Commission of the People's Republic of China

GB 5009.225-2016 National Food Safety Standard - Determination of ethanol concentration

Professional Standard - Education

JY/T 0620-2019 Equipping standard of education equipmentfor chemistry in junior middle schools

Danish Standards Foundation

DS-hæfte 23:2005 WEEE – What to do – Standards, legislation and recycling schemes
DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

American Society for Testing and Materials (ASTM)

ASTM E158-86(1996)e1 Standard Practice for Fundamental Calculations to Convert Intensities into Concentrations in Optical Emission Spectrochemical Analysis (Withdrawn 2004)
ASTM D8451-22 Standard Test Method for Calculation of Unfixed Chrome Concentration in Wet Blue
ASTM E681-98 Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases)
ASTM E1833-96 Standard Practice for Sampling of Blister Copper in Cast Form for Determination of Chemical Composition
ASTM E1833-07a Standard Practice for Sampling of Blister Copper in Cast Form for Determination of Chemical Composition
ASTM E1833-96(2001) Standard Practice for Sampling of Blister Copper in Cast Form for Determination of Chemical Composition
ASTM E681-85 Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases)
ASTM E681-09(2015) Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases)
ASTM E207-08(2015) Standard Test Method for Thermal EMF Test of Single Thermoelement Materials by Comparison with a Reference Thermoelement of Similar EMF-Temperature Properties
ASTM E681-09(2023) Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases)
ASTM E207-08(2015)e1 Standard Test Method for Thermal EMF Test of Single Thermoelement Materials by Comparison with a Reference Thermoelement of Similar EMF-Temperature Properties
ASTM E2079-19 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM E2079-07 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM D4913-00(2011) Standard Practice for Determining Concentration of Hydrogen Sulfide by Direct Reading, Length of Stain, Visual Chemical Detectors
ASTM D7512-09(2023) Standard Guide for Monitoring of Suspended-Sediment Concentration in Open Channel Flow Using Optical Instrumentation
ASTM D3977-97(2013) Standard Test Methods for Determining Sediment Concentration in Water Samples
ASTM D6582-00 Standard Guide for Ranked Set Sampling: Efficient Estimation of a Mean Concentration in Environmental Sampling
ASTM D4913-00(2016) Standard Practice for Determining Concentration of Hydrogen Sulfide by Direct Reading, Length of Stain, Visual Chemical Detectors
ASTM D4913-00 Standard Practice for Determining Concentration of Hydrogen Sulfide by Direct Reading, Length of Stain, Visual Chemical Detectors
ASTM D543-20 Standard Practices for Evaluating the Resistance of Plastics to Chemical Reagents
ASTM D5149-02(2008) Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D5149-02(2016) Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM E2079-07(2013) Standard Test Methods for Limiting Oxygen 40;Oxidant41; Concentration in Gases and Vapors
ASTM D5149-95 Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D5149-02 Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D1583-01(2013) Standard Test Method for Hydrogen Ion Concentration of Dry Adhesive Films
ASTM D6178-97(2008) Standard Practice for Estimation of Short-term Inhalation Exposure to Volatile Organic Chemicals Emitted from Bedding Sets
ASTM D1583-00 Standard Test Method for Hydrogen Ion Concentration of Dry Adhesive Films
ASTM D1583-01 Standard Test Method for Hydrogen Ion Concentration of Dry Adhesive Films
ASTM D6178-19 Standard Practice for Estimation of Short-Term Inhalation Exposure to Volatile Organic Chemicals Emitted from Bedding Sets
ASTM D3977-97(2013)e1 Standard Test Methods for Determining Sediment Concentration in Water Samples
ASTM D3977-97(2019) Standard Test Methods for Determining Sediment Concentration in Water Samples
ASTM C1514-08(2017) Standard Test Method for Measurement of ²³⁵ U Fraction Using Enrichment Meter Principle
ASTM E681-01 Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases)
ASTM D4599-14 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Length-of-Stain Dosimeters
ASTM D4599-03 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Length-of-Stain Dosimeters
ASTM C1514-02 Standard Test Method for Measurement of ²³⁵ U Fraction using the Enrichment Meter Principle
ASTM D4913-00(2005)e1 Standard Practice for Determining Concentration of Hydrogen Sulfide by Direct Reading, Length of Stain, Visual Chemical Detectors
ASTM D4599-03(2009)e1 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Length-of-Stain Dosimeters
ASTM E2079-00 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM E2079-01 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM D4854-95 Standard Guide for Estimating the Magnitude of Variability from Expected Sources in Sampling Plans

AASHTO - American Association of State Highway and Transportation Officials

R 16-2004 Standard Recommended Practice for Regulatory Information for Chemicals Used in AASHTO Tests
R 16-1993 Standard Recommended Practice for Regulatory Information for Chemicals Used in AASHTO Tests (Eighteenth Edition)
R 16-2002 Standard Recommended Practice for Regulatory Information for Chemicals Used in AASHTO Tests (HM-22; Part IB)

GSO

GSO ISO 14237:2013 Surface chemical analysis -- Secondary-ion mass spectrometry -- Determination of boron atomic concentration in silicon using uniformly doped materials
GSO ASTM E3027:2021 Standard Guide for Making Sustainability-Related Chemical Selection Decisions in the Life-Cycle of Products

SCC

AWPA A79-18 Standard Method for Determination of Total Acidity for Calculating Pentachlorophenol in Dry Chemical
AWPA A79-12 Standard Method for Determination of Total Acidity for Calculating Pentachlorophenol in Dry Chemical
NS-EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DANSK DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
AENOR UNE-EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
DANSK DS/EN 14792:2017 Stationary source emissions – Determination of mass concentration of nitrogen oxides – Standard reference method: chemiluminescence
NS-EN 14211:2005 Ambient air quality — Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
NS-EN 14792:2017 Stationary source emissions — Determination of mass concentration of nitrogen oxides — Standard reference method: chemiluminescence
UNE-EN 14211:2006 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
AWWA WQTC62389 Role of Concentration Polarization in the Rejection of Chemical Contaminants and Fouling of RO/NF Membranes
DIN EN 14792 E:2014 Draft Document - Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version prEN 14792:2014
DIN EN 14211 E:2010 Draft Document - Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version prEN 14211:2010
10/30210747 DC BS EN 14211. Ambient air quality. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

European Committee for Standardization (CEN)

EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
prEN 14211 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN ISO 19448:2018 Dentistry - Analysis of Fluoride Concentration in Aqueous Solutions by use of Fluoride-Ion Selective Electrode
EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence

BE-NBN

NBN T 02-203-1979 Standard layout for a method of chemical analysis by gas chromatography
NBN T 01-102-1984 Layouts for standards - Standard for chemical analysis
NBN T 95-201-1981 Determination of the sulphuric acid + sulphur trioxide and of

Association Francaise de Normalisation

NF EN 14211:2012 Ambient air - Standard method for measuring the concentration of nitrogen dioxide and nitric oxide by chemiluminescence
NF X43-373*NF EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method : chemiluminescence
NF X43-061*NF EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence.
NF EN 14792:2017 Emissions from stationary sources - Determination of the mass concentration of nitrogen oxides - Standardized reference method: chemiluminescence
NF X43-013:1977 Atmospheric pollution.determination of the concentration by mass ofsulphur dioxide, in the ambient air.analysis by the thorin spectrophotometric method.
NF T20-002:1966 Standard plan for methods of chemical analysis by flame emission spectrophotometry.

German Institute for Standardization

DIN EN 14211:2022-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German and English version prEN 14211:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14211 ...
DIN EN 14211:2012-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2012 / Note: To be replaced by DIN EN 14211 (2022-11).
DIN 58932-3:1994 Haematology; determination of the concentration of blood corpuscles in blood; determination of the concentration of erythrocytes; reference method
DIN EN 14792:2017-05 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version EN 14792:2017
DIN 58931:1995 Haematology - Determination of haemoglobin concentration in blood - Reference method
DIN 58932-3:2017 Haematology - Determination of the concentration of blood corpuscles in blood - Part 3: Reference method for the determination of the concentration of erythrozytes; Text in German and English

AENOR

UNE-EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
UNE-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

British Standards Institution (BSI)

BS EN 14211:2012 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS EN 14792:2017 Stationary source emissions. Determination of mass concentration of nitrogen oxides. Standard reference method. Chemiluminescence
22/30450993 DC BS EN 14211. Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence

CEN - European Committee for Standardization

EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

Lithuanian Standards Office

LST EN 14211-2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

ASHRAE OR-16-C021-2016 The Great Debate Between Non- Chemical Devices and Chemicals – What Program Can Meet Water Treatment Performance Standards? – Chemical Treatment@ of Course!

PT-IPQ

NP 104-1957 Standard plan for chemical analysis

International Organization for Standardization (ISO)

ISO 19448:2018 Dentistry - Analysis of fluoride concentration in aqueous solutions by use of fluoride ion-selective electrode

US-FCR

FCR COE CRD-C 130-01-2001 STANDARD RECOMMENDED PRACTICE FOR ESTIMATING SCRATCH HARDNESS OF COARSE AGGREGATE PARTICLES

RU-GOST R

GOST 32538-2013 Testing of chemicals of environmental hazard. Deternination of bioconcentration in flow-through fish test

PL-PKN

PN BN 7308-02-1967 By-products of the paper industry. Chemical examination methods. Marking of dry residue in concentrated sulfide alkali solution

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