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 butyl hydroxy anisole,dibutyl hydroxy toluene,tertiary butyl hydroquinone,ethoxyquin and propyl gallate in feeds
GB/T 37640-2019
GB/T 37640-2019
Chemical reagent Butanedione dioxime
GB/T 37640-2019
1-Hydroxyethylidene-1,1-diphosphonate acid
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
4,4’-Sulfonyldiphenol(Bisphenol-S)
GB/T 37640-2019
GB/T 37640-2019
Poly(ethylene terephthalate) (PET) resin for bottles
GB/T 37640-2019
Iminodiacetonitrile for industrial use
GB/T 37640-2019
GB/T 37640-2019
Diphenylmethanone
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
Plastics - Di-hydroxyl polyether polyols
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
Method for chemical analysis of Bis (acetonitrile)palladium (Ⅱ) chloride-Part 1:Determination of palladium content-Dimethylglyoxime gravimetry
GB/T 37640-2019
Determination of butyl hydroxy anisole, dibutyl hydroxy toluene and ethoxyquin in feeds
GB/T 37640-2019
Diethyl carbonate for industrial use