Gas Concentration Unit

Gas Concentration Unit, Total:52 items.

The international standard classification for "Gas Concentration Unit" includes: Protection against fire in general .

The Chinese standard classification for "Gas Concentration Unit" includes: Fire-fighting in general .

Professional Standard - Civil Aviation

MH/T 6139-2025 Test Method for Determining the Concentration of Toxic Gases Generated from the Combustion of Non-metallic Materials Inside a Compartment

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

GB/T 38301-2019 Determination of limiting oxygen concentration(LOC) of flammable gases and vapours

Shanxi Provincial Standard of the People's Republic of China

DB14/T 1710-2018 Greenhouse Gas Carbon Dioxide Concentration Assessment Specification

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

GJB 5834-2006 Concentration limits of noxious gases in armored vehicle compartments

Gosstandart of Russia

GOST R 50591-2013 Gas-consuming thermal units. Industrial gas burners. Limiting concentration rates of NOx in combustion products

National Standardisation Body (ASRO)

STAS 1081-1980 LIQUID SOLUTIONS CONCENTRATION Glossary of terms and units of measure

Association of German Mechanical Engineers

VDI 3486 BLATT 1-1979 Measuring gaseous emissions; Measuring hydrogen sulphide concentration; Potentiometric titration method
VDI 3486 BLATT 1-1979 Measuring gaseous emissions; Measuring hydrogen sulphide concentration; Potentiometric titration method
VDI 3486 BLATT 3-1980 Measuring gaseous emissions; Measuring hydrogen sulphide concentration; Colorimetric method (monocolour analyser)
VDI 2453 BLATT 3-1995 Measuring gaseous emissions — Measuring nitrogen monoxide and nitrogen dioxide concentrations — Producing test gases and determining their concentration

Standard Association of Australia （SAA）

AS 4215.0:1995 Methods of test for determining fire extinguishing and inerting concentrations for flammable liquids and gases - General introduction and list of methods
AS 4215.1:1995 Methods of test for determining fire extinguishing and inerting concentrations for flammable liquids and gases - Determination of fire extinguishing concentrations
AS 4215.2:1995 Methods of test for determining fire extinguishing and inerting concentrations for flammable liquids and gases - Determination of fire inerting concentrations
AS 1301.207S:1989 Methods of test for pulp and paper (metric units) - Determination of stock concentration
AS 1827:1975 Instruments for measuring gas concentration in explosive atmospheres

South African Bureau of Standard

CKS 106-1967 SPECIFICATION FOR NITROGEN, HIGH PURITY (LIQUID AND COMPRESSED GAS) (Metric Units)

Korean Agency for Technology and Standards (KATS)

KS B 0546-2016 Methods of mesurement for gas Concentration in welding environment
KS D ISO 10062:2003 Corrosion tests in artificial atmosphere at very low concentrations of polluting gas(es)
KS B 0546-2021 Methods of measurement for gas concentration in welding environment
KS D ISO 10062:2014 Corrosion tests in artificial atmosphere at very low concentrations of polluting gas(es)
KS M 3047-2023 Methods for the analysis of evolved gases concentration by burning of plastics
KS D ISO 10062-2019(2024) Corrosion tests in artificial atmosphere at very low concentrations of polluting gas(es)
KS M 3047-2018(2023) Methods for the analysis of evolved gases concentration by burning of plastics

Polski Komitet Normalizacyjny (PKN)

PN Z01001-01-1991 Air purity protection Terminology and- units Terminology and units relating to aerosol and dust

Deutsche Vereinigung des Gas- und Wasserfachs

DVGW G 465-4:2001-03 DVGW Specification for Gas Leak Detection and Gas Concentration Measuring Devices
DVGW G 465-4-B1:2006-04 Gas concentration measuring devices with case-specific menu guidance

Spanish Association for Standardization (UNE)

AENOR UNE-EN 14756:2007 Determination of the limit oxygen concentration (CLO) for flammable gases and vapors.
UNE-EN 14756:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours

Ente Nazionale Italiano di Unificazione

UNI CEI ISO 31-13:2002 Quantities and units - Solid state physics
UNI EN 14756:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours
UNI EN ISO 534:2005 Paper and board - Determination of thickness, density and specific volume

German Institute for Standardization

DIN EN 14756:2007-02 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours

British Standards Institution (BSI)

BS 188:1937 Determination of the viscosity of liquids in c.g.s. units
BS 188:1970 Determination of the viscosity of liquids in c.g.s. units
BS EN 1279-3:2018 Glass in building. Insulating glass units. Long term test method and requirements for gas leakage rate and for gas concentration tolerances

Chile Instituto Nacional de Normalización

INDITECNOR 2.4-13ch-1948 Pressure units and intensity units

Japanese Industrial Standards Committee (JISC)

JIS Z 3952:2005 Methods of measurement for gas concentration in welding environment

Lithuanian Standards Office

LST EN 14756-2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours

Danish Standards Foundation

DS/EN 14756:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours

International Organization for Standardization (ISO)

ISO 20492-3:2010 Glass in buildings - Insulating glass - Part 3: Gas concentration and gas leakage
ISO/CD 20492-3 Glass in buildings — Insulating glass — Part 3: Gas concentration and gas leakage

American Society of Mechanical Engineers (ASME)

PTC 38-1980(R1985) PTC 38 - Determining the Concentration of Particulate Matter in A Gas Stream

Indonesia Standards

SNI ISO 20492-3:2014 Glass in buildings — Insulating glass — Part 3: Gas concentration and gas leakage

Standards Norway

NS-EN 14756:2006 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours

American Society for Testing and Materials (ASTM)

ASTM D6057-96(2001)e1 Standard Test Method for Determining Concentration of Airborne Single-Crystal Ceramic Whiskers in the Workplace Environment by Phase Contrast Microscopy
ASTM D6057-96(2006) Standard Test Method for Determining Concentration of Airborne Single-Crystal Ceramic Whiskers in the Workplace Environment by Phase Contrast Microscopy
ASTM D6057-96 Standard Test Method for Determining Concentration of Airborne Single-Crystal Ceramic Whiskers in the Workplace Environment by Phase Contrast Microscopy
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

Association Francaise de Normalisation

NF S66-270:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours.
NF X43-251:1993 Air quality. Workplace atmospheres. Determination of the concentration of gaseous monocyclic aromatic hydrocarbons.

Portuguese Institute of Quality

NP 77-1956 photometric unit