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Concentration

Concentration, Total:22 items.

In the international standard classification, Concentration involves: Water quality, Wastes, Earthworks. Excavations. Foundation construction. Underground works, Microbiology, Protection against fire, Burners. Boilers, Metalliferous minerals.

ZA-SANS, Concentration

SANS 16590:2000 Water quality - Determination of mercury - Methods involving enrichment by amalgamation

Group Standards of the People's Republic of China, Concentration

T/CPCIF 0172-2021 Treatment of waste sulfuric acid from chlorine gas drying in chlor-alkali industry—Concentration process

Association Francaise de Normalisation, Concentration

NF P94-054:1991 Soils : investigation and testing. Determination of particle density. Pycnometer method.
NF T90-451:2020 Testing water - Detection of enterovirus - Method by concentration on glass wool and detection by cell culture
NF E51-308*NF ISO 8573-8:2004 Compressed air - Part 8 : test methods for solid particle content by mass concentration
NF T90-431:2017 Water quality - Detection and enumeration of Legionella spp and Legionella pneumophilia - Method by direct inoculation and after concentration by membrane filtration of centrifugation

American Society for Testing and Materials (ASTM), Concentration

ASTM E1412-07 Standard Practice for Separation of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration With Activated Charcoal
ASTM E1413-07 Standard Practice for Separation and Concentration of Ignitable Liquid Residues from Fire Debris Samples by Dynamic Headspace Concentration
ASTM E2154-15a Standard Practice for Separation and Concentration of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration with Solid Phase Microextraction (SPME)
ASTM E1412-12 Standard Practice for Separation of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration With Activated Charcoal
ASTM E1413-13 Standard Practice for Separation of Ignitable Liquid Residues from Fire Debris Samples by Dynamic Headspace Concentration
ASTM E2154-01 Standard Practice for Separation and Concentration of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration with Solid Phase Microextraction (SPME)
ASTM E2154-01(2008) Standard Practice for Separation and Concentration of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration with Solid Phase Microextraction (SPME)
ASTM E1412-00 Standard Practice for Separation of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration With Activated Charcoal
ASTM E1412-16 Standard Practice for Separation of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration With Activated Charcoal
ASTM E2154-15 Standard Practice for Separation and Concentration of Ignitable Liquid Residues from Fire Debris Samples by Passive Headspace Concentration with Solid Phase Microextraction (SPME)

Professional Standard - Electron, Concentration

SJ 2806-1987 Method for determination of trace Oxygen and Argon in electronic grade Hydrogen--Concentration gas chromatographic method
SJ 2804.1-1987 Method for determination of Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part one)
SJ 2804.2-1987 Method for determination of trace Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part two)
SJ 2805-1987 Method for determination of Oxygen with Argon and Nitrogen in electronic grade Hydrogen--Concentration gas chromatographic method

British Standards Institution (BSI), Concentration

BS ISO 10705-3:2003 Water quality. Detection and enumeration of bacteriophages. Validation of methods for concentration of bacteriophages from water

Standard Association of Australia （SAA）, Concentration

AS 2917.1:1994 Copper sulfide concentrates - Determination of copper content - Titrimetric methods