GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
GB/T 37640-2019
Determination of triclosan in air freshening preparations-High performance liquid chromatography
GB/T 37640-2019
Food contact materials - Polymer materials - Determination of 2,4,4'-Trichloro-2'-hydroxydiphenyl Ether (Triclosan) in food simulants - High performance liquid chromatography
GB/T 37640-2019
Cosmetic raw materials. 2,4,4-trichloro-2hydroxy-diphenyl-ether (Triclosan).
GB/T 37640-2019
4,4’-Sulfonyldiphenol(Bisphenol-S)
GB/T 37640-2019
铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法
GB/T 37640-2019
COSMETIC RAW MATERIALS. ASSAY OF 2,4,4-TRICHLORO-2-HYDROXY-DIPHENYL-ETHER (TRICLOSAN). POTENTIOMETRIC TITRATION.
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
2,5-Dichluronitrobenzene
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
COSMETIC RAW MATERIALS. 2,4,4-TRICHLORO-2HYDROXY-DIPHENYL-ETHER (TRICLOSAN).
GB/T 37640-2019
Determination of chloroform,benzene,carbon tetrachloride,chloropicrine,nitrobenzene and dichlorotoluene in cosmetics
GB/T 37640-2019
Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N,N-diethyl-1,4-phenylenediamine
GB/T 37640-2019
GB/T 37640-2019
Inspection method of 2,4-dichloro fluorobenzene for import and export
GB/T 37640-2019
Food contact materials for export-Polymers-Determination of diphenyl sulfone and 4,4’-dichlorodiphenyl sulfone-High performance liquid chromatography
GB/T 37640-2019
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N,N-diethyl-1,4-phenylenediamine
GB/T 37640-2019
Determination of hydroquinone,salicylic acid,phenol,2-phenoxyethanol,methyl 4-hydroxybenzoic acid easters,dichlorophen and triclosan in cosmetics for export-Liquid chromatography method