total nitrogen by adsorption

total nitrogen by adsorption, Total:52 items.

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

GB/T 9506.5-1988 Test method for nitrogen-released and gas-absorbed dynamic curve of nitrogen-doped getter
GB/T 10322.8-2009 Iron ores—Single-point determination of specific surface area—Nitrogen adsorption method
GB 10505.3-1989 Determination of static absorbed ethene and nitrogen for molecular sieve 3A
GB/T 13390-2008 Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
GB/T 10722-2014 Carbon black—Determination of total and external surface area—Nitrogen adsorption test method
GB/T 6625-1986 Test methods for nitrogen content of nitrogen-doped getter
GB/T 13390-1992 Metallic powder－Determination of the specific surface area－Method of nitrogen adsorption
GB/T 10505.3-1989 Determination of static absorbed ethene and nitrogen for molecular sieve 3A
GB/T 10722-2003 Carbon black - Determination of total and external surface area by nitrogen adsorption

T/QGCML 2701-2023 Pressure swing adsorption air separation nitrogen production equipment
T/CASME 648-2023 Energy saving pressure swing adsorption nitrogen production equipment
T/CI 234-2023 Pressure swing adsorption (PSA) high-purity nitrogen generator
T/SHDSGY 038-2022 Technical specification for activated carbon adsorption nitrogen desorption condensation recovery
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
T/QGCML 2996-2024 High purity pressure swing adsorption nitrogen production system
T/QGCML 1058-2023 Twin-tower pressure swing adsorption (PSA) nitrogen production equipment
T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry
T/CASME 485-2023 Energy saving pressure swing adsorption nitrogen production equipment
T/CASMES 181-2023 Intelligent PSA nitrogen production equipment
T/QGCML 1392-2023 Pressure swing adsorption nitrogen production equipment
T/ZZB 2799-2022 Pressure swing adsorption（PSA） nitrogen plants

JB/T 53025-1999 Product quality classification of adsorption oxygen and nitrogen production equipment
JB/T 6427-2001 PSA oxygen and nitrogen plants
JB/T 6427-2015 PSA oxygen and nitrogen plants

HJ/T 199-2005 Water quality -- Determination of total-nitrogen Gas-phase molecular absorption spectrometry

HJ 199-2023 Water quality―Determination of total nitrogen ―Gas-phase molecular absorption spectrometry

CNS 12706-1990 Method of Test for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption

DB23/T 2313-2019 Determination of specific surface area of graphene materials Nitrogen adsorption method

SY/T 6154-1995 Determination for rock specific surface area and pore size distribution - Static nitrogen absorption volumetric method

ASTM D6556-10 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-04 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-17 Standard Test Method for Carbon Black&x2014Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-19 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-19a Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-09 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-21 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-16 Standard Test Method for Carbon Black&x2014Total and External Surface Area by Nitrogen Adsorption
ASTM D3037-93 Standard Test Methods for Carbon Black—Surface Area by Nitrogen Adsorption
ASTM C1069-86(2004)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM D4222-98 Standard Test Method for Determination of Nitrogen Adsorption and Desorption Isotherms of Catalysts By Static Volumetric Measurements
ASTM D4222-03 Standard Test Method for Determination of Nitrogen Adsorption and Desorption Isotherms of Catalysts By Static Volumetric Measurements

AS 2879.4:1991 Alumina - Determination of specific surface area by nitrogen adsorption

AS 2879.4:2003 Alumina - Determination of specific surface area by nitrogen adsorption

SNI 13-6661-2002 Specific surface area measurement for mineral powder by nitrogen gas adsorption

OS GSO ISO 4652:2013 Rubber compounding ingredients -- Carbon black -- Determination of specific surface area by nitrogen adsorption methods -- Single-point procedures
GSO ISO 4652:2013 Rubber compounding ingredients -- Carbon black -- Determination of specific surface area by nitrogen adsorption methods -- Single-point procedures

NF X11-621:1975 Determination of the area per unit mass of powders (specific surface) by means of gas adsorption. B.E.T. method:volumetric measurement of the adsorption of nitrogen at low temperatures.
NF T45-105:2020 Rubber compounding ingredients - Carbon black - Determination of specific surface area by nitrogen adsorption methods - Single-point procedures

BS ISO 8008:2006 Aluminium oxide primarily used for the production of aluminium - Determination of specific surface area by nitrogen adsorption

KS M ISO 4652-2019 Rubber compounding ingredients — Carbon black — Determination of specific surface area by nitrogen adsorption methods — Single-point procedures