Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HG 2975-1989 Gas analysis - Calibration gas mixtures - Certificate of mixture preparation 75.0 via email in 1~3 business day valid
GB/T 13550-2015 Molecular sieve 5A and its determination 210.0 via email in 1~3 business day valid
GB/T 28722-2012 Determination of iron and lead in amino acids - Atomic absorption spectrometry 140.0 via email in 1~3 business day valid
GB/T 13258-2008 Technical phosphorus pentasulfide 415.0 via email in 1~5 business day superseded
HG/T 4138-2010 Stable isotope 13C labelled Urea 90.0 via email in 1~3 business day valid
GB/T 35491-2017 Corrosion inhibitor―Volatile corrosion inhibitor 255.0 via email in 1~3 business day to be valid
BB/T 0047-2007 Aerosol paint 150.0 via email in 1~3 business day valid
GB/T 10504-2008 Molecular sieve 3A 150.0 via email in 1~3 business day superseded
GB 4066-1994 Fire extinguishing agent-Sodium bicarbonate dry chemical 75.0 via email in 1~3 business day abolished
HG/T 4220-2011 Molecular sieve desiccant of dehydration refrigerant 210.0 via email in business day valid
GB/T 30986-2014 Method for the determination of glucose, sucrose,maltose contents in biochemical products―Liquid chromatography with refractiveindex detector 150.0 via email in 1~3 business day valid
HG/T 4226-2011 Solid core desiccant of dehydration refrigerant 210.0 via email in business day valid
GB/T 35109-2017 Static test method of nitrogen and oxygen separation for molecular sieves 165.0 via email in 1~3 business day to be valid
HG/T 2524-2010 Molecular sieve 4A 135.0 via email in 1~3 business day valid
GB/T 10304-2008 Analytical method of cathode carbonate 210.0 via email in 1~3 business day valid
HG/T 3570-2001 Photographic grade chemicals potassium bromide for emulsion 75.0 via email in 1~3 business day valid
GB/T 10504-2017 Molecular sieve 3A 330.0 via email in 1~5 business day valid
HG/T 3569-2001 Determination of light absorption for couplers 30.0 via email in 1~3 business day valid
GB/T 13258-2016 Technical phosphorus pentasulfide 240.0 via email in 1~3 business day valid
HG/T 3571-2000 Photographic chemicals ammonium bromide for emulsion 105.0 via email in 1~3 business day valid
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