gas phase concentration peak

gas phase concentration peak, Total:154 items.

The international standard classification for "gas phase concentration peak" includes: Installations and equipment for waste disposal and treatment , Geology. Meteorology. Hydrology , Ambient atmospheres , Occupational safety. Industrial hygiene .

The Chinese standard classification for "gas phase concentration peak" includes: Environmental protection equipment , Meteorology , Environmental Quality Standard for atmosphere, water and soil , Industrial dust and gas prevention technology .

Professional Standard - Nuclear Industry

EJ/T 20190-2018 Gas Chromatography Method for Determination of TBP and DBP Concentration in Low-level Organic Waste Liquid

Professional Standard - Machinery

JB/T 8470-2010 Positive pressure dense pneumatic ash conveying system
JB/T 8470-1996 Positive pressure dense phase pneumatic transportation system

Group Standards of the People's Republic of China

T/QGCML 2269-2023 Low-concentration coalbed methane enrichment to compressed natural gas automation system
T/QGCML 2266-2023 Low-concentration coalbed methane concentration to produce compressed natural gas cooling tower system
T/LCAA 005-2021 Determination of methane, nitrous oxide and carbon dioxide concentrations in gases——gas chromatography method
T/QGCML 2267-2023 Low-concentration coalbed methane concentration to produce compressed natural gas compression and purification system
T/QGCML 2265-2023 Pressure swing adsorption system for compressed natural gas produced by concentrating low-concentration coalbed methane
T/QGCML 2268-2023 Low-concentration coalbed methane enrichment and compressed natural gas compression system
T/QGCML 2264-2023 Safe transportation system for compressed natural gas produced by concentrating low-concentration coalbed methane

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

GB/T 31705-2015 In situ measurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic (GC) system
GB/T 25915.8-2021 Cleanrooms and associated controlled environments—Part 8: Classification of air cleanliness by chemical concentration (ACC)
GB/T 6921-1986 Determination of the concentration of airborne particulate matters
GB/T 31709-2015 Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system
GB/T 31707-2015 Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system
GB/T 25915.1-2021 Cleanrooms and associated controlled environments—Part 1: Classification of air cleanliness by particle concentration

Professional Standard-Safe Production

AQ/T 1104-2014 Technical Rules for the Security Delivery Device of Gas-water Two-phase Flow of Low Concentration Gas in Coal Mine

Heilongjiang Provincial Standard of the People's Republic of China

DB23/T 1862-2017 Determination of Oxygen Concentration in Workplace Air

Professional Standard - Meteorology

QX/T 380-2017 Grade of air negative (oxygen) ion concentration

Taiwan Provincial Standard of the People's Republic of China

CNS 8457-1982 Oxygen Indicator and Oxygen Alum
CNS 12567-1989 Method of Test for Exhausts Concentration for Gasoline Engine Automobiles

Hebei Provincial Standard of the People's Republic of China

DB13/T 81.26-1992 Determination method of exothermic peak peak temperature of fireworks and firecrackers

未注明发布机构

CEN TS 16976-2016 Methods for measuring atmospheric particulate matter concentration

International Organization for Standardization (ISO)

ISO/DTS 18222.2:2023 Natural gas — Correlation between odorant concentration in air and odour intensity
ISO 8186:1989 Ambient air; determination of the mass concentration of carbon monoxide; gas chromatographic method
ISO 8186 Ambient air - Determination of the mass concentration of carbon monoxide - Gas chromatographic method
ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography
ISO 8672:1993 Air quality; determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy; membrane filter method
ISO 8672:2014 Air quality - Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy - Membrane filter method
ISO 14644-8:2022 Cleanrooms and associated controlled environments — Part 8: Assessment of air cleanliness by chemical concentration (ACC)
ISO 14644-1:2015 Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration

American Water Works Association (AWWA)

AWWA WQTC60788 FPA Intensity Does Not Always Correlate with Vapor or Aqueous Phase Concentration of Problematic Odorous Compounds
AWWA JAW53268 Journal AWWA — Using Neural Networks to Predict Peak Cryptosporidium Concentrations

PL-PKN

PN Z04112-06-1990 Air purity protection Tests for vinyl chloride Determination of vinyl chloride in ambient air (immission) by gas chromatography with sample enrichment
PN Z04015-05-1989 Air purity protectión Tests for sulphur and its compounds Determination of carbon disulphide in ambient air (imision) by gas chromatography with sample enrichment
PN Z04152-05-1993 Air purity protection. Tests for styrene content. Determination of styrene in ambient air (imission) by gas chromatography
PN Z04020-02-1991 Air purity protection. Tests for elemental carbon content. Determination of elemental carbon in dust in ambient air (immission) by gas chromatography
PN Z04158-03-1986 Air purity protection ests of ethers etermination of izopropyl ther in work places by gas hromatography with sample nrichment
PN Z04052-10-1990 Air purity protection Tests for chlorophenols Determination of o-chlorophenol in permanent residence area air by gas chromatography with sample enrichment

GCC Standardization Organization

GSO ISO 8186:2014 Ambient air -- Determination of the mass concentration of carbon monoxide -- Gas chromatographic method
GSO ISO 25139:2015 Stationary source emissions -- Manual method for the determination of the methane concentration using gas chromatography
GSO ISO 8672:2016 Air quality -- Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy -- Membrane filter method

Korean Agency for Technology and Standards (KATS)

KS I ISO 8186:2006 Ambient air－Determination of the mass concentration of carbon monoxide(Gas chromatographic method)
KS I ISO 8186-2021 Ambient air — Determination of the mass concentration of carbon monoxide — Gas chromatographic method
KS I ISO 8186-2006(2016) Ambient air－Determination of the mass concentration of carbon monoxide(Gas chromatographic method)
KS I ISO 8186:2021 Ambient air — Determination of the mass concentration of carbon monoxide — Gas chromatographic method
KS C 2375-2006(2021) Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
KS P 6124-2006 Oxygen analyzers for medical use
KS C 2375-2006(2016) Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
KS I ISO 25139-2023 Stationary source emissions — Manual method for the determination of the methane concentration using gas chromatography
KS C 2375-2021 Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
KS I ISO 25139-2013(2018) Stationary source emissions ― Manual method for the determination of the methane concentration using gas chromatography
KS I ISO 8672:2006 Air quality－Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy(Membrane filter method)
KS I ISO 14644-1-2017 Cleanrooms and associated controlled environments — Part 1:Classification of air cleanliness by particle concentration
KS I ISO 25139:2013 Stationary source emissions ― Manual method for the determination of the methane concentration using gas chromatography
KS M 2105-2005 Methods of measuring dust concentration in flue gas
KS I ISO 14644-1-2017(2022) Cleanrooms and associated controlled environments — Part 1:Classification of air cleanliness by particle concentration
KS I ISO 14644-1-2022 Cleanrooms and associated controlled environments — Part 1:Classification of air cleanliness by particle concentration
KS I ISO 14644-8:2019 Cleanrooms and associated controlled environments — Part 8:Classification of air cleanliness by chemical concentration(ACC)
KS P 8201-2006 Oxygen indicator/alarm
KS I ISO 14644-8-2019 Cleanrooms and associated controlled environments — Part 8:Classification of air cleanliness by chemical concentration(ACC)
KS I ISO 14644-8-2024 Cleanrooms and associated controlled environments — Part 8: Assessment of air cleanliness by chemical concentration(ACC)
KS M 2105-1995 Methods of measuring dust concentration in flue gas

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 8186:2014 Ambient air -- Determination of the mass concentration of carbon monoxide -- Gas chromatographic method
OS GSO ISO 25139:2015 Stationary source emissions -- Manual method for the determination of the methane concentration using gas chromatography
OS GSO 1898:2009 Flowable concentration - water suspension concentration

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 8186:2015 Ambient air -- Determination of the mass concentration of carbon monoxide -- Gas chromatographic method
BH GSO ISO 25139:2017 Stationary source emissions -- Manual method for the determination of the methane concentration using gas chromatography
BH GSO ISO 8672:2017 Air quality -- Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy -- Membrane filter method

VN-TCVN

TCVN 5972-1995 Ambient air.Determination of the mass concentration of carbon monoxide.Gas chromatographic method
TCVN 6504-1999 Air quality.Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy.Membrane filter method

American Gear Manufacturers Association

AGMA 09FTM06-2009 Dependency of the Peak-to-Peak-Transmission-Error on the Type of Profile Correction and the Transverse Contact Ratio of the Gear Pair

Association Francaise de Normalisation

NF X43-251:1993 Air quality. Workplace atmospheres. Determination of the concentration of gaseous monocyclic aromatic hydrocarbons.
FD X43-284*FD CEN/TR 15547:2007 Workplace atmospheres - Calculation of the health-related aerosol fraction concentration from the concentration measured by a sampler with known performance characteristics
NF EN ISO 25139:2011 Emissions from stationary sources - Manual method for the determination of methane concentration by gas chromatography
NF X43-356*NF EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography.
FD CEN/TR 15547:2007 Workplace atmospheres - Calculation of the concentration of aerosol fractions linked to health from the concentration measured using a sampling device with known performance characteristics
NF X44-101-8*NF EN ISO 14644-8:2022 Cleanrooms and associated controlled environments - Part 8 : assessment of air cleanliness by chemical concentration (ACC)
NF X44-101-1*NF EN ISO 14644-1:2016 Cleanrooms and associated controlled environments - Part 1 : classification of air cleanliness by particle concentration
NF X43-075*NF EN 16976:2024 Ambient air - Determination of the particle number concentration of atmospheric aerosol
XP X43-075*XP CEN/TS 16976:2016 Ambient air - Determination of the particle number concentration of atmospheric aerosol
XP CEN/TS 16976:2016 Ambient air - Determination of the particle number concentration of the atmospheric aerosol

British Standards Institution (BSI)

BS EN ISO 14644-1:2015 Cleanrooms and associated controlled environments. Classification of air cleanliness by particle concentration
BS EN ISO 14644-8:2022 Cleanrooms and associated controlled environments. Assessment of air cleanliness by chemical concentration (ACC)
BS EN ISO 25139:2011 Stationary source emissions. Manual method for the determination of the methane concentration using gas chromatography
BS ISO 8672:2014 Air quality. Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy. Membrane filter method
BS ISO 14644-12:2018 Cleanrooms and associated controlled environments - Specifications for monitoring air cleanliness by nanoscale particle concentration
BS EN 14662-3:2005 Ambient air quality - Standard method for measurement of benzene concentrations - Automated pumped sampling with in situ gas chromatography
BS EN 14662-3:2015 Ambient air. Standard method for the measurement of benzene concentrations. Automated pumped sampling with in situ gas chromatography
BS EN ISO 14644-8:2013 Cleanrooms and associated controlled environments. Classification of air cleanliness by chemical concentration (ACC)
BS EN ISO 14644-14:2016 Cleanrooms and associated controlled environments. Assessment of suitability for use of equipment by airborne particle concentration
BS EN 13826:2003 Peak expiratory flow meters

Standards Norway

SN-CEN/TR 15547:2007 Workplace atmospheres — Calculation of the health-related aerosol fraction concentration from the concentration measured by a sampler with known performance characteristics
NS-EN 13826:2003 Peak expiratory flow meters
NS-EN 14662-3:2015 Ambient air — Standard method for the measurement of benzene concentrations — Part 3: Automated pumped sampling with in situ gas chromatography

Lithuanian Standards Office

LST ISO 8186:2002 Ambient air. Determination of the mass concentration of carbon monoxide. Gas chromatographic method (identical ISO 8186:1989)

Danish Standards Foundation

DS/CEN/TR 15547:2007 Workplace atmospheres - Calculation of the health-related aerosol fraction concentration from the concentration measured by a sampler with known performance characteristics
DANSK DS/CEN/TR 15547:2007 Workplace atmospheres - Calculation of the health-related aerosol fraction concentration from the concentration measured by a sampler with known performance characteristics
DANSK DS/EN ISO 14644-8:2013 Cleanrooms and associated controlled environments – Part 8: Classification of air cleanliness by chemical concentration (ACC)
DANSK DS/EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography
DS/EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography
DANSK DS/ISO 14644-8:2022 Cleanrooms and associated controlled environments – Part 8: Assessment of air cleanliness by chemical concentration (ACC)
DS/EN ISO 14644-8:2013 Cleanrooms and associated controlled environments - Part 8: Classification of air cleanliness by chemical concentration (ACC)
DANSK DS/EN 16976:2024 Ambient air – Determination of the particle number concentration of atmospheric aerosol
DANSK DS/CEN/TS 16976:2016 Ambient air – Determination of the particle number concentration of atmospheric aerosol

European Committee for Standardization (CEN)

CEN/TR 15547:2007 Workplace atmospheres - Calculation of the health-related aerosol fraction concentration from the concentration measured by a sampler with known performance characteristics
EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography (ISO 25139:2011)
EN 1131:1994 Fruit and vegetable juices - Determination of the relative density
EN ISO 14644-1:2015 Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration (ISO 14644-1:2015)
EN 13826:2003 Peak expiratory flow meters
EN ISO 14644-8:2022 Cleanrooms and associated controlled environments - Part 8: Assessment of air cleanliness by chemical concentration (ACC) (ISO 14644-8:2022)

American Society for Testing and Materials (ASTM)

ASTM RR-E15-1026 1977 Interlaboratory Study to Establish Precision Statements for ASTM E611, Test for Low Concentrations of Diethylene Glycol in Ethylene Glycol by Gas Chromatography
ASTM E611-03 Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography
ASTM RR-E06-1004 2014 E2269-Test Method for Determining Argon Concentration in Sealed Insulating Glass Units using Gas Chromatography
ASTM E611-08(2015) Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography

German Institute for Standardization

DIN EN ISO 25139 E:2009-06 Handbook of Methods for Determining Methane Concentration by Gas Chromatography from Stationary Source Emissions (Draft)
DIN EN ISO 14644-8:2022-10 Cleanrooms and associated controlled environments - Part 8: Assessment of air cleanliness by chemical concentration (ACC) (ISO 14644-8:2022); German version EN ISO 14644-8:2022
DIN EN ISO 14644-1 E:2014-11 Cleanrooms and related controlled environments Part 1: Classification of air cleanliness by particulate matter concentration (draft)
DIN EN ISO 14644-1 E:2010-12 Cleanrooms and related controlled environments Part 1: Classification of air cleanliness by particulate matter concentration (draft)
DIN EN ISO 14644-1:2016-06 Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration (ISO 14644-1:2015); German version EN ISO 14644-1:2015
DIN EN 14662-3:2005-08 Ambient air quality - Standard method for measurement of benzene concentrations - Part 3: Automated pumped sampling with in situ gas chromatography
DIN EN 12619:1999-09 Determination of the mass concentration of total gaseous organic carbon at low concentrations in flue gases - Continuous flame ionisation detector method

Association of German Mechanical Engineers

VDI 2310 BLATT 12-2004 Maximum emission values for the protection of humans — Maximum emission concentrations for nitrogen dioxide
VDI 2310 Blatt 5-1978 Maximale Immissions-Werte zum Schutze der Vegetation - Maximale Immissions-Werte fuer Stickstoffdioxid
VDI 2453 BLATT 3-1995 Measuring gaseous emissions — Measuring nitrogen monoxide and nitrogen dioxide concentrations — Producing test gases and determining their concentration
VDI 2083 Blatt 8-1-2014 VDI 2083 Part 8.1: Air cleanliness by chemical concentration (ACC)

Gosstandart of Russia

GOST 30713-2000 Polyacrylonitrile fibre. Determination of the concentration of acrylonitrile migration in air. Method of gas chromatography
GOST R ISO 14644-1-2000 Cleanrooms and associated controlled environments. Part 1. Classification of air cleanliness
GOST R ISO 25139-2015 Stationary source emissions. Manual method for the determination of the methane concentration using gas chromatography
GOST R ISO 14644-1-2017 Cleanrooms and associated controlled environments. Part 1. Classification of air cleanliness by particle concentration
GOST 34711-2021 Natural gas. Determination of water vapors mass concentration
GOST 25183.9-1982 Photographic gelatine. Method of determination of hydrogen ions concentration
GOST R ISO 14644-8-2014 Cleanrooms and associated controlled environments. Part 8.Classification of air cleanliness by chemical concentration

AT-ON

ONORM M 9405-1993 Determination of asbestos concentration in air Dosage des concentrations d'amiante dans l'air

Standard Association of Australia （SAA）

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 ISO 14644.1:2017 Cleanrooms and associated controlled environments, Part 1: Classification of air cleanliness by particle concentration

Ente Nazionale Italiano di Unificazione

UNI/TR 11422:2011 Liquefied petroleum gas - Determination of tert-butyl-mercaptan in the gas phase using gaschromatography
UNI EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography
UNI EN ISO 14644-8:2013 Cleanrooms and associated controlled environments - Part 8: Classification of air cleanliness by chemical concentration
UNI EN ISO 14644-8:2022 Cleanrooms and associated controlled environments - Part 8: Assessment of air cleanliness by chemical concentration (ACC)

PT-IPQ

NP 2142-1986 Alcoholic beverages. Measurement of concentration and related densities

Swedish Institute for Standards

SS-EN 16976:2024 Ambient air — Determination of the particle number concentration of atmospheric aerosol
SS-EN ISO 25139:2011 Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography (ISO 25139:2011)

Spanish Association for Standardization (UNE)

UNE-EN ISO 14644-8:2023 Cleanrooms and associated controlled environments - Part 8: Assessment of air cleanliness by chemical concentration (ACC) (ISO 14644-8:2022)
UNE-EN ISO 14644-1:2016 Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration (ISO 14644-1:2015)
UNE-EN 13826:2004 Peak expiratory flow meters

American National Standards Institute （ANSI)

ANSI/IEST/ISO 14644-8:2022 Cleanrooms and associated controlled environments - Part 8: Assessment of air cleanliness by chemical concentration (ACC)

American Society of Mechanical Engineers (ASME)

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

Japanese Industrial Standards Committee (JISC)

JIS B 9920-1:2019 Cleanrooms and associated controlled environments -- Part 1: Classification of air cleanliness by particle concentration
JIS B 9920-2:2019 Cleanrooms and associated controlled environments -- Part 2: Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration

Universal Oil Products Company (UOP)

UOP 603-2018 Determine trace levels of carbon monoxide (CO) and carbon dioxide (CO2) in high purity hydrogen and light gaseous hydrocarbons using gas chromatography

IT-UNI

EC 1-2021 UNI EN 13725-2021 Air quality - Determination of odour concentration by dynamic olfactometry