purity

purity, Total:207 items.

The international standard classification for "purity" includes: Gas and steam turbines, Steam engines , Biology. Botany. Zoology , Gases for industrial application , Carbon materials , Jewellery , Organic acids , Alcohols. Ethers , Paper and board , Halogenated hydrocarbons , Pulps , Analytical chemistry in general , Aromatic hydrocarbons , Farming and forestry , Chemical analysis , Plant growing , Aldehydes and ketones , Tobacco, tobacco products and related equipment .

The Chinese standard classification for "purity" includes: Steam turbine and its auxiliary equipment , Industrial gas and chemical gas , Oxide and elementary substance , Artistic handicrafts , Organic chemicals in general , General organic chemicals , Basic standards and general methods for dye , Biological agent and blood products , Paper pulp and paperboard , Basic standards and general methods , Basic standards and general methods , Environmental Condition and General Test Method , Spacecraft power system , Pharmaceutical processing machinery and equipment , Chemical Measurement , Graphite material , Technical management , Cereal crop and forage crop in general , Seed and seeding , Tobacco .

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

GB/T 8120-1987 High - Purity n-heptane and isooctane; Determination of purity; Capillary gas chromatography
GB/T 12688.1-1998 Styrene for industrial use-Determinaiton of purity-Gas chromotographic method
GB/T 17530.1-1998 Determination of purity of industrial use acrylic acid by gas chromatography
GB/T 42357-2023 Water-insoluble dyes—Determination of purity—Liquid chromatography
GB/T 38521-2020 Gas analysis—Purity analysis and the treatment of purity data
GB/T 34796-2017 Quantification and purity analysis of nucleic acid concentration in solution-Ultraviolet spectrophotometry
GB 11887-2002 Jewellery--Fineness of precious metal alloys and designation
GB 11887-2008 Jewellery - Fineness of precious metal alloys and designation
GB/T 12029.5-1989 Determination of purity of sodium carboxymethylcellulose for detergents
GB/T 13505-1992 Pure insulating pulp
GB/T 39729-2020 General requirements for measurement of cell purity—Flow cytometry
GB/T 24490-2009 Test method for purity of multi-walled carbon nanotubes
GB/T 24773-2009 Determination of purity for ursolic acid—High performance liquid chromatographic method
GB/T 40174-2021 Purity detection method of reagent enzymes
GB/T 28660-2012 Genuineness and purity verification of potato seed-tuber—SSR molecular marker
GB/T 7375-1987 Fluorinated methanes for industrial uses--Determination of purity--Gas chromatography
GB/T 28553-2012 Steam turbines—Steam purity
GB/T 7375-2006 Fluorinated methanes for industrial uses - Determination of purity - Gas chromatography
GB/T 17530.2-1998 Determination of purity of industrial use acrylate esters by gas chromatography
GB/T 38521-2025 Gas analysis—Purity analysis and the treatment of purity data
GB 13505-1992 High-purity insulating wood pulp
GB/T 28723-2012 Determination of purity for chemicals (pharmaceuticals) - Differential scanning calorimetry (DSC)
GB/T 25933-2010(英文版) Highpurity gold
GB/T 34223-2017 Determination of the purity of ribonuclease and desoxyribonuclease
GB/T 13505-2007 Pure insulating pulp

Military Standard of the People's Republic of China-General Armament Department

GJB 4778-1997*GJBz 20412-1997 Method for Determining Sieyes Purity
GJB 4778-1997(XG1-2015) Sies Purity Determination Method Modification Sheet 1-2015

Professional Standard - Aerospace

QJ 2838.1-1996 Analysis Method for Methyl Hydrazine Purity and Water - Methyl Hydrazine Purity (Potassium Iodate Method)

Professional Standard - Machinery

JB/T 20138-2011 Medical High-Purity Nitrogenerator

National Metrological Verification Regulations of the People's Republic of China

JJG 2061-2015 Verification Scheme of Measuring Instruments for Primary Chemical Purity
JJG 2061-1990 Primary Chemical Purity

Professional Standard - Building Materials

JC/T 2144-2012 Test method for purity of carbon nanotubes

Fujian Provincial Standard of the People's Republic of China

DB35/T 1022-2010 Method for testing the purity of edible fungi

National Metrological Technical Specifications of the People's Republic of China

JJF 1358-1990 O.T.N. for Primary Standard Chemicals
JJF 1961-2022 Metrological Technical Specification for Purity Assessment of Certified Reference Materials―High Purity Metal Certified Reference Materials

Professional Standard - Electron

SJ 20516-1995 Analytical method of the purities for electrode-posited gold coating

Group Standards of the People's Republic of China

T/BYXT 077-2024 High Purity montmorillonite Powder
T/BYXT 116-2024 High Purity Zeolite Powder
T/QPA 006-2022 High oleic acid peanut purity traceability management specification
T/CHBAS 19-2022 High purity tungsten parts
T/QPA 001-2022 General requirements for high oleic peanut purity management system
T/CSTM 00009-2019 Determination of [60] and [70] fullerene purity High performance liquid chromatography

Beijing Provincial Standard of the People's Republic of China

DB11/T 199-2021 Regulations for Field Planting Identification of Vegetable Variety Purity
DB11/T 233-2004 Rules of field teseting for crops yarietal purity
DB11/T 507-2007 SSR-based Method to Assay Purity and Genuineness in Zea mays L.

Xinjiang Provincial Standard of the People's Republic of China

DB65/T 4316-2020 SNP Molecular Marker Method for Testing the Purity of Cotton Varieties
DB6528/T 191-2023 Garlic variety purity SSR molecular marker identification method
DB6521/T 074-2024 Technical regulations for the identification of melon hybrid purity by SSR molecular markers
DB65/T 4278-2019 SSR Molecular Marker Method for Cotton Variety Purity Identification Technical Regulations

Ningxia Provincial Standard of the People's Republic of China

DB64/T 1638-2019 Tan sheep purity PCR-mtDNA identification technology operating procedures

Professional Standard - Commodity Inspection

SN/T 0803.4-1999 Oil bearing materials for import and export - Method for the inspection of type purity and their mixture
SN/T 2643-2010 Cultivar identification and purity detection of Thai Jasmine rice
SN/T 0837.1-1999 Method for the determination of purity of arsenic trioide for export
SN/T 0800.17-1999 Cereals and feedstuffs for import and export - Method for the inspection of type purity and their mixture

Taiwan Provincial Standard of the People's Republic of China

CNS 6219-1988 High Purity Nonane
CNS 6220-1988 High Purity Decane
CNS 6216-1988 High Purity n-Hexane
CNS 6218-1988 High Purity Octane
CNS 6217-1988 High Purity Heptance
CNS 6222-1988 High Purity Dodecane
CNS 1374-1961 Argon, High Purity
CNS 6221-1988 High Purity Undecane
CNS 6223-1988 High Purity Tridecane

Hebei Provincial Standard of the People's Republic of China

DB13/T 2598-2017 SSR method for authenticity and purity identification of peanut varieties
DB1309/T 232-2020 Method for identification of winter wheat variety purity in field plots
DB1311/T 021-2022 Field identification method of winter wheat variety purity
DB13/T 5222-2020 Determination of Purity of Nematic Thermotropic Liquid Crystal Monomer by Gas Chromatography
DB1301/T 257-2018 Method for identification of winter wheat variety purity in field plots
DB13/T 6141-2025 Methods for Evaluating the Performance of High-Purity Tungsten Components

Tianjin Provincial Standard of the People's Republic of China

DB12/T 838-2018 SSR Molecular Marker Identification Method for Pepper Seed Purity
DB12/T 648-2016 SSR Molecular Marker Detection Method for Cucumber Variety Purity
DB12/T 647-2016 Detection method of SSR molecular markers for the purity of Chinese cabbage varieties
DB12/T 840-2018 Identification method of SSR molecular marker for watermelon seed purity
DB12/T 649-2016 SSR Molecular Marker Detection Method for the Purity of Melon Varieties
DB12/T 839-2018 SSR Molecular Marker Identification Method for Purity of Eggplant Seeds

Professional Standard - Petrochemical Industry

SH/T 1491-1992 Determination of crystallization point of high-purity hydrocarbons
SH/T 1754-2006 Sec-butyl alcohol for industrial use-Determinaiton of purity-Gas chromatographic method
SH/T 1488-1992 Determination of Nonaromatic Hydrocarbons in High Purity Aromatic Hydrocarbons by Gas Chromatography
SH/T 1756-2006 Methyl ethyl ketone for industrial use-Determination of puriy-Gas chromatographic method

Professional Standard - Agriculture

NY/T 3751-2020 Sorghum (Sorghum bicolor L.)variety purity testing- SSR- -based methods
NY/T 3748-2020 Rice(Oryza sativa L.)varietal purity testing--SSR-based methods
SN/T 3402-2012 Identification genuineness and purity of two-line rice varieties using DNA analysis method
NY/T 3750-2020 Maize(Zea mays L. )variety purity testing-SSR-based methods
NY/T 3760-2020 Technical code of practice for identification of cotton variety purity in field plot
NY/T 449-2001 Identification purity of maize variety using salting in protein eletrohporesis

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1667-2013 SSR Molecular Detection Method for Purity of Hybrid Rice Varieties

Shandong Provincial Standard of the People's Republic of China

DB37/T 3104-2018 SSR Molecular Testing Standard for Purity of Sunflower Hybrids
DB37/T 3801-2019 Technical Regulations for Purity Identification of Peanut Varieties—SSR Marking Method
DB37/T 3105-2018 Sunflower seed purity protein electrophoresis detection standard
DB37/T 1765-2010 Field planting identification method for cotton seed purity

Hubei Provincial Standard of the People's Republic of China

DB4201/T 520-2017 SSR identification method for purity of two-line hybrid rice varieties
DB42/T 800-2012 SSR detection method for purity of two-line hybrid rice varieties

Inner Mongolia Provincial Standard of the People's Republic of China

DB15/T 2785-2022 SNP Marking Method for Purity Identification of Edible Sunflower Varieties

Jilin Provincial Standard of the People's Republic of China

DB22/T 2391-2015 "Three-line" Hybrid Soybean Seed Purity Identification DNA Analysis Method

Anhui Provincial Standard of the People's Republic of China

DB34/T 3308-2018 Molecular Marker Method for Detecting Purity of Two-line Hybrid Rice Seeds

Hunan Provincial Standard of the People's Republic of China

DB43/T 2812-2023 Technical regulations for purity identification of common luffa hybrids (SSR method)

Jiangsu Provincial Standard of the People's Republic of China

DB32/T 3860-2020 Technical regulation for identification of maize varieties and purity—SNP marker method
DB32/T 4964-2024 Rice variety authenticity and purity SSR molecular marker detection method

Qinghai Provincial Standard of the People's Republic of China

DB63/T 1908-2021 Technical regulations for the identification of SNP molecular markers for the purity of highland barley seeds

Professional Standard - Tobacco

YC/T 420-2011 Determination of purity of glycerol triacetate for cigarette—Gas chromatographic method

Liaoning Provincial Standard of the People's Republic of China

DB21/T 3458-2021 Technical Regulations for Purity Identification of Vegetable Hybrids Using KASP Markers

Guizhou Provincial Standard of the People's Republic of China

DB5201/T 142.2-2024 Field purity test procedures Part 2: Cabbage
DB5201/T 142.4-2024 Field test procedure for purity of varieties Part 4: Radish
DB5201/T 142.3-2024 Field test procedure for purity of variety Part 3: Pepper

Gosstandart of Russia

GOST 17216-2001 Industrial cleanliness. Grades of liquids purity
GOST R 50555-1993 Industrial purity. Classes of gases purity
GOST 22306-1977 Metals of high and special purity. General requirements for methods of analysis
GOST 12037-1981 Seed of farm crops. Methods for determination of purity and seed lot impurity
GOST 8218-1989 Milk. Method of purity determination
GOST 27981.5-1988 Copper of high purity. Methods of photometric analysis

Japanese Industrial Standards Committee (JISC)

JIS K 9905:1995 Highly purified sulfuric acid
JIS H 4170:1991 High purity aluminium foils
JIS K 0509:1983 High purity undecane
JIS K 0510:1983 High purity dodecane
JIS K 8687:1961(1994) Sodium for Industrial Use
JIS R 7221:1995 High purity graphite material

Danish Standards Foundation

DANSK DS/ISO 19229:2019 Gas analysis – Purity analysis and the treatment of purity data

Korean Agency for Technology and Standards (KATS)

KS I ISO 19229-2017 Gas analysis — Purity analysis and the treatment of purity data
KS I ISO 19229-2017(2022) Gas analysis — Purity analysis and the treatment of purity data
KS I ISO 19229-2022 Gas analysis — Purity analysis and the treatment of purity data
KS M 8355-1995 Highly purified nitric acid
KS M 1031-2022 High purity decane
KS I ISO 19229:2017 Gas analysis — Purity analysis and the treatment of purity data
KS M 8356-1995 Highly purified hydrochloric acid
KS M 1049-2010(2025) High purity heptane
KS M 8356-2005(2023) Highly purified hydrochloric acid
KS M 1049-2010(2020) High purity heptane
KS M 8356-2023 Highly purified hydrochloric acid
KS M 1031-2017 High purity decane
KS M 1049-2020 High purity heptane
KS D 6706-2023 High purity aluminium foils
KS M 1030-2017 High purity nonane
KS M 1030-2022 High purity nonane
KS M 1030-2017(2022) High purity nonane
KS M 1031-2017(2022) High purity decane
KS M 8450-2023 Highly purified sulfuric acid
KS M 8357-2005(2023) Highly purified ammonia solution
KS M 1050-2013 High purity octane
KS M 1052-2013 High purity dodecane
KS M 1048-2020 High purity n-Hexane
KS M 1053-2013 High purity tridecane
KS M 8356-2005(2018) High purity reagent - hydrochloric acid
KS M 1051-2005(2025) High purity undecane
KS M 8450-2012(2018) Highly purified sulfuric acid
KS M 8357-1995 Highly purified ammonia solution
KS M 8357-2023 Highly purified ammonia solution
KS M 1051-2005(2020) High purity undecane
KS M 8358-1995 Highly purified perchloric acid
KS M 1051-2020 High purity undecane
KS M 8355-2005(2018) High purity reagent - nitric acid
KS M 8355-2005(2023) High purity reagent - nitric acid
KS M 8358-2005(2023) High purity reagent - perchloric acid

British Standards Institution (BSI)

BS ISO 19229:2015 Gas analysis. Purity analysis and the treatment of purity data
BS ISO 19229:2019 Gas analysis. Purity analysis and the treatment of purity data
BS DD IEC TS 61370:2002 Steam turbines - Steam purity
BS DD 78:1981 Specification for higher purity copper cathode

Association Francaise de Normalisation

NF ISO 19229:2019 Gas Analysis - Purity Analysis and Purity Data Processing
NF X20-104:2015 Gas analysis - Purity analysis and the treatment of purity data
NF X20-104*NF ISO 19229:2019 Gas analysis - Purity analysis and the treatment of purity data

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 19229:2022 Gas analysis — Purity analysis and the treatment of purity data

GCC Standardization Organization

GSO ISO 19229:2021 Gas analysis — Purity analysis and the treatment of purity data

International Organization for Standardization (ISO)

ISO 19229:2019 Gas analysis — Purity analysis and the treatment of purity data
ISO 19229:2015 Gas analysis - Purity analysis and the treatment of purity data
ISO 6246:2017 Petroleum products - Gum content of fuels - Jet evaporation method
ISO 6246:2017/Amd 1:2019 Petroleum products — Gum content of fuels — Jet evaporation method — Amendment 1: Purity requirement for n-heptane

Institute of Interconnecting and Packaging Electronic Circuits (IPC)

IPC TM-650 2.3.15C-1991 Purity of Copper Foil
IPC TM-650 2.3.15C-1997 Purity@ Copper Foil or Plating
IPC TM-650 2.3.15D-2004 Purity@ Copper Foil or Plating

Standard Association of Australia （SAA）

AS H62:1962 High purity zinc

Ente Nazionale Italiano di Unificazione

UNI ISO 19229:2025 Gas analysis — Purity analysis and the treatment of purity data

U.S. Air Force

AIR FORCE MIL-DTL-83488 D-1999 COATING, ALUMINUM, HIGH PURITY

Quality and Standards Authority of Ethiopia (QSAE)

ES 472-2000 Seeds – Purity Analysis

Society of Automotive Engineers (SAE)

SAE AMS4700C Copper Wire, Bare, High Purity
SAE AMS4700E Copper Wire, Bare, High Purity
SAE AMS4700 Copper Wire, Bare, High Purity
SAE AMS4700C-2006 Copper Wire, Bare High Purity
SAE AMS4700D-2014 Copper Wire, Bare High Purity
SAE AMS4700E-2019 Copper Wire, Bare High Purity
SAE AMS4700B Copper Wire, Bare, High Purity
SAE AMS4700B-1993 COPPER WIRE, BARE High Purity
SAE AMS4700-1969 COPPER WIRE, BARE High Purity
SAE AMS4700A-1988 COPPER WIRE, BARE High Purity
SAE AMS4700F-2024 Copper Wire, Bare, High Purity
SAE AMS4700A Copper Wire, Bare, High Purity
SAE AMS4700D Copper Wire, Bare, High Purity
SAE AMS4700C-2000 Copper Wire, Bare High Purity
SAE AMS4700F Copper Wire, Bare, High Purity
SAE AMS4700D-2009 Copper Wire, Bare High Purity

Swedish Institute for Standards

SS-ISO 19229:2015 Gas analysis - Purity analysis and the treatment of purity data (ISO 19229:2015, IDT)
SS-ISO 19229:2019 Gas analysis - Purity analysis and the treatment of purity data (ISO 19229:2019, IDT)