GB/T 43179-2023
Determination of material insoluble in N,N-dimethylformamide for pesticides
GB/T 29666-2013
Cosmetic preservatives - Mixture of methylchloroisothiazolinone and methylisothiazolinone with magnesium chloride and magnesium nitrate
HG/T 5788\uff5e5791-2021
HG/T 4895-2016
Blend of rubber antioxidant-N-( 1-methylheptyl)-N'-phenyl-p-phenylenediamine and polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (8PPD/TMQ)
GB.T 40897-2021
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method
GB/T 40897-2021
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method
GB/T 8826-2019
Rubber antioxidant—Polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)
HJ 833-2017
GB/T 16489-1996
Water quality--Determination ofsulfide--Methylene blue spectrophotometric method
HJ 1226-2021
SH/T 1811-2017
Determination of sulphides in methyl tert-butyl ether (MTBE)—Gas chromatographic method
HG/T 5471-2018
Resin methyl methacrylate-butadiene-styrene (MBS)
HG/T 5350-2018
Biochemical reagent-Tris (hydroxymethyl ) aminomethane
HJ 824-2017
GB/T 23296.26-2009
Food contact materials - Polymer - Determination of formaldehyde and hexamethylenetetramine in food simulants - Spectrophotometry
HG/T 4898-2016
Blend of rubber antioxidant-N-( 1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine and N-(1,4-dimethylpentyl)-N'-phenyl-p-phenylenediamine (6PPD/7PPD)
GB/T 23276-2009
Method for chemical analysis of palladium compounds - Determination of palladium content - Complexometric tityation using butanedione dioxime releasing EDTA
HG/T 5833-2021
Vulcanizing accelerator一N, N'-dimethyl-N,N'-diphenylthiuram disulfide (MPTD)
GBZ/T 300.140-2017
Determination of toxic substances in workplace air-Part 140: Hydrazine, methyl hydrazine and 1,1-dimethylhydrazine
QB/T 5633.6-2022