Gas content detection method

Gas content detection method, Total:232 items.

The international standard classification for "Gas content detection method" includes: Measuring instruments , Tea , Adhesives , Coals , Transport by water , Ferrous metals in general , Chemical analysis , Ferroalloys , Glass , Non-destructive testing , Iron and steel products , Alcohols. Ethers , Iron ores , Cement. Gypsum. Lime. Mortar .

The Chinese standard classification for "Gas content detection method" includes: Material composition analysis instrument and environment detection instrument in general , Basic standards and general methods , Adhesives , Solid fuel ore in general , Diving and its physiological condition , Steel and iron alloy analysis method , Industrial gas and chemical gas , Chemical Measurement , Building glass , Basic standards and general methods , Forestry chemical raw material , Heat insulation, sound absorption, light fireproof material , Iron ore , Cement .

Professional Standard - Electricity

DL/T 2406-2021 Determination of sulfur hexafluoride content dissolvedin insulating oil by gas chromatography method

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

GB/T 21728-2008 Determination of fluoride content in brick tea
GB/T 21254-2017 Breath alcohol analyzer
GB/T 26570.1-2011 Determination of particle in gases—Light-scattering method—Part 1:Determination of particle in pipeline gases
GB/T 20124-2006 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas
GB 18435-2007 Breathing gases for divers and their determination methods
GB/T 19559-2004 Method of determining coalbed methane content
GB/T 14074.5-1993 Testing methods for wood adhesives and their resins—Method for determination of solid content
GB/T 21729-2008 Determination of selenium content in tea
GB/T 21254-2007 Breath alcohol analyzers
GB/T 19559-2008 Method of determining coalbed gas content

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

JJG 657-2006 Verification Regulation of Detector for Alcoholic Quantity from Breathing-out Gas
JJG 657-2019 Breath Alcohol Analyzers
JJG 657-1990 Detector for Alcoholic Quantity from Breathing-out Gas

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

GJB 533.8-1988 Detection method for 45 components of submarine cabin air - Determination of arsine content Calibration tube method
GJB 533.24-1988 Detection method for 45 components of submarine cabin air. Determination of Freon-12 content by gas chromatography.
GJB 533.3-1988 Detection method for 45 components of submarine cabin air - Determination of hydrogen sulfide content Calibration tube method
GJB 533.10-1988 Detection method for 45 components of submarine cabin air. Determination of ammonia content. Calibration tube method
GJB 533.25-1988 Detection method for 45 components of submarine cabin air. Determination of n-propanol and n-butanol content by gas chromatography.
GJB 533.6-1988 Detection method for 45 components of submarine cabin air. Calibration tube method for determination of carbon dioxide content.
GJB 533.14-1988 Detection method for 45 components of submarine cabin air. Determination of sulfuric acid mist content. Ring furnace method.
GJB 533.9-1988 Detection method for 45 components of submarine cabin air - Determination of hydrogen antimonide content Calibration tube method
GJB 533.11-1988 Detection method for 45 components of submarine cabin air - Determination of ethanolamine vapor content Calibration tube method
GJB 533.4-1988 Detection method for 45 components of submarine cabin air. Determination of sulfur dioxide content. Calibration tube method
GJB 533.7-1988 Detection method for 45 components of submarine cabin air. Determination of chlorine content. Calibration tube method
GJB 533.27-1988 Methods for detection of 45 components of submarine cabin air. Determination of acetone and butanone content by gas chromatography.
GJB 533.2-1988 Detection method for 45 components of submarine cabin air - Determination of carbon monoxide content Calibration tube method
GJB 533.13-1988 Detection method for 45 components of submarine cabin air - Determination of hydrogen chloride content Ring furnace method
GJB 533.30-1988 Detection method for 45 components of submarine cabin air. Measurement of indole and skatole content by gas chromatography
GJB 533.23-1988 Detection method for 45 components of submarine cabin air. Determination of total hydrocarbon content by gas chromatography.
GJB 533.22-1988 Detection method for 45 components of submarine cabin air. Determination of hydrogen, oxygen, nitrogen and methane content by gas chromatography.
GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method
GJB 533.15-1988 Detection method for 45 components of submarine cabin air - Determination of mercury vapor content Ring furnace method

Professional Standard - Energy

DL/T 2407-2021 On-site inspection method of dissolved gas content in insulating oil

Professional Standard - Ferrous Metallurgy

YB/T 5340-2015 Ferrophosphorus. Determination of carbon content. Gas-volumetric method
YB/T 169-2014 Metallegrephic tat method of sorbite in high carbon steel wire rod
YB/T 169-2000 Metallographic test mothod for the sobit percent in the high carbon steel wire rod

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 40335-2021 Non-destructive testing—Leak testing—Tracer gas method
GB/T 19559-2021 Method of determining coalbed methane content
GB/T 38214-2019 Test method of inert gas concentration for insulating glass unit

Professional Standard - Agriculture

308药典四部-2020 4000 Testing methods for pharmaceutical packaging materials 4007 Determination of gas transmission rate

Group Standards of the People's Republic of China

T/CEC 217-2019 Determination of particles in SF6 gas by light-scattering method
T/SMHTA 004-2023 DetectionMethod for Asphalt Gas Emission
T/HNNMIA 52-2023 Chemical analysis methods of aluminium ash - Determination of aluminium content - Gas volumetric method

Professional Standard - Aviation

HB 5220.2-2008 Methods for Chemical Analysis of Superalloys - Part 2: Determination of Carbon Content by Gasometric Method
HB 5220.2-1995 Method for Chemical Analysis of Superalloys - Determination of Carbon Content by Gas Volumetric Method

Professional Standard - Non-ferrous Metal

YS/T 1680-2023 Test method for the online inclusion of molten wrought aluminium and aluminium alloy
YS/T 1681-2023 Off-line test method of inclusions of molten wrought aluminum and aluminum alloy

国家能源局

SY/T 6940-2020 Measurement method of shale gas content

Professional Standard - Petroleum

SY/T 6940-2013 Measurement Method of Shale Gas Content

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1376-2011 Method for determination of tar dust content in solid biomass gasification gas

Professional Standard - Geology

DZ/T 0455-2023 Shale Gas content determination Constant temperature analysis-gas volume method

Professional Standard - Commodity Inspection

SN/T 1251-2003 Test method of furfural alcohol purity-Gas chromatography
SN/T 0486.4-1995 Methods for inspection of vermiculite for export - Method for inspection of sand content
SN/T 1566-2005 Determination of down content of washed feather and down - Down testing instrumentation

Shandong Provincial Standard of the People's Republic of China

DB37/T 342-2003 Determination method of the content of latonidin sulfate

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

GB/T 6730.50-2016 Iron ores--Determination of carbon content--Gas volumetric method

工业和信息化部

HG/T 5016-2016 Determination of fluorine content in fluorine waste gas

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

JJF 1785-2019 Program of Pattern Evaluation of Breath Alcohol Analyzers

Professional Standard - Water Conservancy

SL 132-1995 Calibration method for vapor-pressure type air entrainment tester

Xinjiang Provincial Standard of the People's Republic of China

DB65/ 037.2-2001 Detemination of Detergent content in gasoline

Professional Standard - Building Materials

JC/T 601-1995 Method for measuring air content in cement bonded sand
JC/T 601-2009 Methods for determining air content in cement mortar

Professional Standard - Coal

MT 278-1994 Harmful Gas Existing in Mine Air Detection Method of Ammonia Gas（Detector Tube Method）

HU-MSZT

MSZ 3780/9.lap-1961 Industrial Explosives Detection Method Detection of Toxic Gas Content of Explosives
MSZ 21456/5-1986 Air gas pollution detection. Sulfur dioxide content detection
MSZ 3227/18-1982 Wool detection method wool content detection
MSZ 6060-5.lap-1957 Industrial and mining air testing. Definition of aniline gas content detection
MSZ 3227/6-1982 Wool detection method impurity content detection
MSZ 20500/4-1987 Detection method of dry noodles, egg content detection
MSZ 21853/8-1977 Air pollutant content detection. Magnesium oxide content detection
MSZ 6060-14.lap-1958 Industrial and mining air testing. Nitrocellulose gas content detection definition
MSZ 3227/7-1982 Wool detection method: detection of fluff and waste wool content
MSZ 10086-1959 Gas content detection in large railway vehicles
MSZ 3780/4.lap-1960 Industrial Explosives Detection Method Water Content
MSZ 3727/1-1980 Sour cream and cream solids content testing and skim solids content testing
MNOSZ 700-18.lap-1956 Detection of chlorine content in semiconductors
MNOSZ 700-16.lap-1955 Detection of Nickel Content in Semiconductors
MSZ 10192/5-1980 Plastic testing. Heavy plastic content
MSZ 9480-1982 Wine sugar content detection. Use the BERTRAND method
MSZ 21454/3-1975 Testing for air pollutant content
MSZ 3227/10-1980 Wool detection method, length measurement of fat-containing wool
MSZ 3744-1981 Milk solid content detection
MSZ 5200/8.lap-1958 Generator water detection. oxygen content
MSZ 8651/14.lap-1968 Lead chemical content detection. Calcium content testing
MSZ 21862/28-1986 Inspection of gaseous pollutants in the workplace, determination of copper content
MSZ 21862/20-1982 Testing of gaseous air pollutants in the workplace, determination of arsenic content
MNOSZ 8667-1951 Lead chemical content detection. Manganese content detection

German Institute for Standardization

DIN 51869:2000 Testing of gaseous fuels and other gases - Determination of water content according to Karl Fischer - coulometric method
DIN 51863-2:1983 Testing of gaseous fuels and other gases; determination of hydrogen cyanide content; bromide cyanogen method
DIN 51862:1982 Testing of gaseous fuels and other gases; determination of naphthalene content (crude naphthalene)
DIN 51863-1:1983 Testing of gaseous fuels and other gases; determination of hydrogen cyanide content; nickel carbonate method
DIN 51855-4:1995 Testing of gaseous fuels and other gases - Determination of sulphur compounds content - Part 4: Content of hydrogen sulfide, zinc acetate method
DIN 51855-7:1986-12 Testing of gaseous fuels and other gases; determination of the content of sulfur compounds; gaschromatographic determination of the content of odoriferous sulfur compounds using an electrochemical detector
DIN 51855-7:1986 Testing of gaseous fuels and other gases; determination of the content of sulfur compounds; gaschromatographic determination of the content of odoriferous sulfur compounds using an electrochemical detector
DIN 51855-6:2000-09 Testing of gaseous fuels and other technical gases - Determination of sulfur compounds content - Part 6: Content of hydrogen sulfide, mercaptan sulfur and carbonylsulfide sulfur; potentiometric method

Indonesia Standards

SNI 19-1666-1989 Exhaust-gases, Test methods for vanadium content
SNI 19-2965-1992 Exhaust - gases, Test method for mercury content
SNI 19-1430-1989 Exhaust - gases, Test method for sulfide hydrogen content
SNI 19-1433-1989 Exhaust - gases, Test method for fluoric compound content
SNI 19-1429-1989 Exhaust-gases, Test method for chloride hydrogen content
SNI 19-1431-1989 Exhaust gases, Test methods for chloride content
SNI 19-2877-1992 Exhaust - gases, Test method for cyanide hydrogen content
SNI 19-1432-1989 Exhaust-gases, Test methods for nitrogen dioxide content
SNI 13-4125-1996 Code for measurement of carbon dioxide gas on underground mining
SNI 1973-2008 Testing methods for volume weight, mixed production volume and concrete air content
SNI 19-4173-1996 Determination of mercury content in air using mercury analyzer
SNI 7325-2009 Method for detecting respirable dust content in the air of single-person workplace
SNI 19-2966-1992 Ambient air, Test methods for lead content

Japanese Industrial Standards Committee (JISC)

JIS K 0088:1997 Methods for determination of benzene in flue gas
JIS K 0301:2016 Methods for determination of oxygen in flue gas
JIS K 0222:1997 Methods for determination of mercury in stack gas
JIS K 0301:1998 Methods for determination of oxygen in flue gas
JIS K 0099:2004 Methods for determination of ammonia in flue gas
JIS K 0085:1998 Methods for determination of bromine in flue gas
JIS K 0303:2004 Methods for determination of formaldehyde in flue gas
JIS K 0083:2006 Methods for determination of metals in flue gas
JIS K 0083:1997 Method for determination of metals in flue gas
JIS K 0303:2012 Methods for determination of formaldehyde in flue gas
JIS K 0086:1998 Methods for determination of phenols in flue gas
JIS K 0092:1998 Methods for determination of mercaptan in flue gas
JIS K 0083:2017 Methods for determination of metals in flue gas
JIS K 0087:1998 Methods for determination of pyridine in flue gas
JIS K 0105:2012 Methods for determination of fluorine compounds in flue gas
JIS K 0089:1998 Methods for determination of acrolein in flue gas
JIS K 0109:2014 Methods for determination of hydrogen cyanide in flue gas
JIS K 0090:1998 Method for determination of phosgene in flue gas
JIS K 0105:1998 Methods for determination of fluorine compounds in flue gas
JIS K 0109:1998 Methods for determination of hydrogen cyanide in flue gas
JIS K 0098:2016 Methods for determination of carbon monoxide in flue gas
JIS K 0091:1998 Methods for determination of carbon disulfide in flue gas
JIS K 0098:1998 Methods for determination of carbon monoxide in flue gas
JIS K 0221:1988 Methods for determination of arsenic in flue gas
JIS K 0224:1983 Methods for determination of beryllium in stack gas
JIS K 0085:1983 Methods for determination of bromine in exhaust gas
JIS K 0099:1983 Methods for determination of ammonia in exhaust gas
JIS K 0223:1983 Methods for determination of selenium in stack gas
JIS K 0301:1989 Methods for determination of oxygen in flue gas
JIS K 0099:1998 Methods for determination of ammonia in flue gas
JIS K 0084:1976 Method for determination of nickel in stack gas
JIS A 1118:2022 Method of test for air content of fresh concrete by volumetric method
JIS K 0087:1983 Methods for determination of pyridine in exhaust gas

SCC

AENOR UNE 21320-24:1979 METHOD FOR DETERMINATION OF GAS CONTENT IN INSULATING OILS
DIN ISO 18871 E:2015 Draft Document - Method of determining gas content (ISO/DIS 18871:2015); Text in German and English
VDI/VDE 3514 BLATT 2-2013 Gas humidity measurement — measuring method
BS 3156-11.2.2:1986 Analysis of fuel gases. Methods for non-manufactured gases. Determination of potential hydrocarbon liquid content-Weighing method
AASHTO T 196M/T 196-2005 Standard Method of Test for Air Content of Freshly Mixed Concrete by the Volumetric Method
BS 3156-11.4.2:1994 Analysis of fuel gases. Methods for non-manufactured gases. Determination of sulfur compounds in natural gas-Odoriferous sulfur compounds by gas chromatography using an electrochemical detector
VDI 3490 BLATT 2-1980 Measuring gases; Test gases; Manufacturing processes; Overview
VDI 3490 BLATT 12-1988 Measuring gases; test gases; production of test gases by manometric methods
BS 5663-1:1987 Methods of testing iron ores-Determination of moisture content

British Standards Institution (BSI)

BS ISO 7383-2:2024 Fine bubble technology. Evaluation method for determining gas content in fine bubble dispersions in water - Hydrogen content
BS ISO 7383-1:2024 Fine bubble technology. Evaluation method for determining gas content in fine bubble dispersions in water - Oxygen content
BS 3156-11.2.3:1986 Analysis of fuel gases. Methods for non-manufactured gases. Determination of potential hydrocarbon liquid content. Volumetric method
BS ISO 18871:2015 Method of determining coalbed methane content
BS EN 1163:1997 Feather and down - Test methods - Determination of the oil and fat content
BS ISO 8573-6:2003 Compressed air - Test methods for gaseous contaminant content
BS ISO 12828-1:2011 Validation method for fire gas analysis. Limits of detection and quantification
BS ISO 8573-9:2004 Compressed air - Test methods for liquid water content
BS ISO 17479:2013 Motorcycles. Measurement methods for gaseous exhaust emissions during inspection or maintenance
BS 6049-9:1999 Methods of test for tea. Determination of crude fibre content
BS EN 50054:1999 Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods

YU-JUS

JUS H.F8.150-1989 Gases. Determination ofcarbon dioxide. Choice of methods
JUS H.F8.180-1989 Gases. Determination of sulphur dioxide. Choice of methods
JUS H.F8.141-1986 Gases. Determination of argon content in argon. Indirect method
JUS H.F8.190-1989 Gases. Determination of carbon monoxide. Choice ofmetfiods
JUS H.F8.131-1986 Gases. Determination of nitrogen content. Indirect method
JUS H.F8.125-1986 Gases. Determination of oxygen content Colorimetric method
JUS H.F8.122-1986 Gases. Determination of oxygen content. Gas chromatographic method
JUS H.F8.121-1986 Gases. Oxygen. Determination of oxygen content. Absorption method
JUS H.F8.231-1986 Gases. Determination of hydrocarbons content Gas chromatographic metbod
JUS H.F8.161-1986 Gases. Determination of hydrogen content. Indirectmethod
JUS H.F8.201-1986 Gases. Determination of vvater content. Oravimetric method
JUS H.F8.123-1986 Gases. Determination of oxygen contentingases and gas mfxture. Electrochemical method with solid electrolyte
JUS H.F8.132-1986 Gases. Determination of nitrogen content. Gas chromatographic method
JUS H.F8.124-1986 Gases. Determination ofoxygen content. Electrochemical method with liguid orgel electrolyte
JUS H.F8.211-1986 Gases. Acetylene. Determination ofcontent ofhy
JUS H.F8.221-1986 Gases. Acetylene. Determination of pbosphor-hydrogene content. Vohmetric method
JUS H.F8.191-1986 Gases. Determination of carbon monoxide. Absorption method
JUS H.F8.171-1986 Gases. Acetylene. Determination ofacetyl?na cotitgnt Method absorption of acetylene in vvater
JUS H.F8.152-1986 Gases. Determination ofcarbon dioxid content. Gas chromatographic methctC/

RU-GOST R

GOST 11382-1976 Refinery gases. Method of test for sulphurated hydragen content
GOST 17745-1990 Steels and alloys. Methods for determination of gases
GOST 13005-1967 Interferometers for determination of liqnid and gas concentration. Methods and means for verification
GOST R ISO 8573-4-2005 Compressed air. Part 4. Test methods for solid particle content
GOST R ISO 8573-8-2007 Compressed air. Part 8. Test methods for solid particle content by mass concentration

BR-ABNT

ABNT P-MB-166-1964 experiment method. Asphalt content detection

Standard Association of Australia （SAA）

ISO 7383-2:2024 Fine bubble technology - Evaluation method for determining gas content in fine bubble dispersions in water - Part 2: Hydrogen content
AS 2701.8:1984 Methods of sampling and testing mortar for masonry construction, Method 8: Method for determination of air content - Gravimetric method

CZ-CSN

CSN 35 8571-1982 Television picture tubes. Methodes of determination of gas eontent ooeffieient
CSN 56 0161-1-1995 Methods for testing of liquid sugars. Determination of sucrose content.
CSN 56 0160-1-1993 Methods for testing of liquid sugars. Determination of sucrose content.

GSO

GSO 532:1994 Methods of test for liquid chlorine - Determination of mercury content .
DL/T 506-1992 On-site measurement method of moisture content in sulfur hexafluoride gas-insulated equipment

American Society for Testing and Materials (ASTM)

ASTM D7493-22 Standard Test Method for Online Measurement of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatograph and Electrochemical Detection
ASTM E1447-09 Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Thermal Conductivity/Infrared Detection Method
ASTM D1142-95(2021) Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM D1142-95(2000) Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM D1142-95 Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM D2945-90(2003) Standard Test Method for Gas Content of Insulating Oils
ASTM UOP735-73 Hydrogen Content of Gases by Gas Chromatography
ASTM D2945-90(1998) Standard Test Method for Gas Content of Insulating Oils
ASTM D831/D831M-12(2020) Standard Test Method for Gas Content of Cable and Capacitor Oils
ASTM D2945-90(2003)e1 Standard Test Method for Gas Content of Insulating Oils
ASTM C173/C173M-10a Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
ASTM C173/C173M-10b Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method

Association Francaise de Normalisation

NF A09-492/A1:2004 Non-destructive testing - Leak testing - Tracer gas method.
NF A06-559*NF EN ISO 15351:2010 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method)

International Organization for Standardization (ISO)

ISO/DIS 7383-1:2023 Fine bubble technology — Evaluation method for determining gas content in ultrafine bubble dispersions in water — Part 1: Oxygen content
ISO 18871:2015 Method of determining coalbed methane content
ISO/CD 7383-2:2023 Fine bubble technology — Evaluation method for determining gas content in fine bubble dispersions in water — Part 2: Hydrogen content
ISO 8573-4:2019 Compressed air — Contaminant measurement — Part 4: Particle content
ISO/PRF 7383-2:2024 Fine bubble technology-Evaluation method for determining gas content in fine bubble dispersions in water-Part 2: Hydrogen content
ISO 15351:1999 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method)
ISO 8573-4:2001 Compressed air - Part 4: Test methods for solid particle content

Natural Gas Processor's Association (NGPA)

GPA STD 2188-1989 Tentative Method for the Determination of Ethyl Mercaptan in Lp-Gas Using Length of Stain Tubes

VDI - Verein Deutscher Ingenieure

VDI/VDE 3514 Blatt 2-2011 Measurement of humidity - Methods of measurement
VDI 2466 Blatt 2-2007 Messen gasfoermiger Emissionen - Messen von Methan - Automatisches Verfahren - Flammenionisationsdetektor (FID)

European Committee for Standardization (CEN)

EN 1163:1996 Feather and down - Test methods - Determination of the oil and fat content

The American Road & Transportation Builders Association

AASHTO T 196M - T 196-11(R2019) Standard Method of Test for Air Content of Freshly Mixed Concrete by the Volumetric Method

Korean Agency for Technology and Standards (KATS)

KS D ISO 15351:2003 Steel and iron-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas(Routine method)
KS B ISO 8573-4-2013 Compressed air－Test methods for solid particle content
KS B ISO 8573-4-2003(2008) Compressed air－Test methods for solid particle content

International Electrotechnical Commission (IEC)

IEC 60754-1:2011 Test on gases evolved during combustion of materials from cables - Part 1: Determination of the halogen acid gas content

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)

ASHRAE 41.7-1984 Method of Test for Measurement of Flow of Gas

Association of German Mechanical Engineers

VDI 2466 Blatt 2-2008 Gaseous emission measurement - Measurement of methane - Automatic method - Flame ionisation detector (FID)

VN-TCVN

TCVN 2093-1993 Paints.Method for determination of solid content and binders content

GOST

GOST R 70830-2023 Mining. Method of determining coalbed methane content

Spanish Association for Standardization (UNE)

UNE 7349:1976 DETERMINATION OF CAST IRON AND STEEL CARBON CONTENT. GASOMETRIC METHOD.

SE-SIS

SIS SS-EN 50 054-1992 Electrical apparatus for the detection and measurement of combustible gases — General requirements and test methods

PT-IPQ

NP EN 12143-1999 Fruit and vegetable juices Estimation of soluble solids content.Refractometric method

BE-NBN

NBN T 04-409-1984 Chlorofluorohydrocarbons for industrial use - Determination of inert gas content - Gas chromatographic method - General principles

CL-INN

INDITECNOR 23-43ch-1956 Greasey objects: method of measuring the iodine value