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 chloral content for superphosphorate
GB/T 37640-2019
Safety technical code for chloral production
GB/T 37640-2019
Determination of toxic substances in workplace air-Part 101:Trichloroacetaldehyde
GB/T 37640-2019
贵金属合金化学分析方法 钯、银合金中钯量的测定 二甲基乙二醛肟重量法
GB/T 37640-2019
GB/T 37640-2019
Water quality—Determination of trichloro-aldehyde—3-methyl-1-phenyl-5-pyrazolone spectrophotometric method
GB/T 37640-2019
Determination of triclosan in air freshening preparations-High performance liquid chromatography
GB/T 37640-2019
Determination of potassium,magnesium,sodium,strontium,zinc,arsenic,cadmium,mercury,lead,fluorine and chlorine in hydroxyapatite ceramics
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
GB/T 37640-2019
Method for analysis of calcium metal--The determination of aluminium by oxine chloroform extraction photometric method
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
Method for analysis of calcium metal—The determination of aluminium by oxine chloroform extraction photometric method
GB/T 37640-2019
Maximum residue limits for pesticides in leafy vegetable
GB/T 37640-2019
COSMETIC RAW MATERIALS. ASSAY OF 2,4,4-TRICHLORO-2-HYDROXY-DIPHENYL-ETHER (TRICLOSAN). POTENTIOMETRIC TITRATION.
GB/T 37640-2019
COSMETIC RAW MATERIALS. 2,4,4-TRICHLORO-2HYDROXY-DIPHENYL-ETHER (TRICLOSAN).
GB/T 37640-2019
Materials and articles in contact with foodstuffs. Certain epoxy derivatives subject to limitation. Determination of BADGE, BFDGE and their hydroxy and chlorinated derivatives in food simulants
GB/T 37640-2019