GB 5009.282-2020
SN/T 4958-2017
HG/T 5261~5262-2017
HG/T 5261-2017
Rubber antioxidant—2-Mercapto-4(or 5)-methylbenzimidazole(MMBI)
HG/T 6159-2023
DB44/T 418-2007
HG/T 5396\uff5e5399-2018
QB/T 5407-2019
Oral care and cleansing products - Determination of 3-methyl-4-isopropylphenol in toothpastes - High performance liquid chromatography
SN/T 4265-2015
Food contact materials - Auxiliary material - Determination of benzophenone and 4-methylbenzophenone in printing ink-Gas chromatography mass spectrometer
GB/T 30921.1-2014
Test method of purified terephthalic acid (PTA) for industrial use―Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
SN/T 4318-2015
Determination of coumarin,6-methylcoumarin,dihydrocoumarin,7-methoxycoumarin,acenocoumarol,7-ethoxy-4-methylcoumarin residues in foods for export - LC/MS/MS method
YS/T 520.1-2007
Chemical analysis of gallium—Part 1:Determination of copper content—The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline spectrophotometric method
GB/T 29668-2013
Cosmetic preservative - Diazolidinyl urea
HG/T 4716-2014
GB/T 20375-2006
Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch
20213115-T-608
Textiles — Determination of 1-vinylimidazole and 2-methylimidazole
GB/T 5543-2006
Resin finishing agent―Determination total formaldehyde content、free formaldehyde content and methylol formadehyde contend
YB/T 6275-2024
ASTM D8301-21
Standard Test Method for Determination of the Content of Nitroxide Radical (4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl) in Butadiene, Styrene and Isoprene by Cyclic Voltammetry Method
YB/T 5154-2016
Technical methylnaphalene-The determination of methylnaphthalene content and naphthalene content-The gas chromatography