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
4,4’-Sulfonyldiphenol(Bisphenol-S)
GB/T 37640-2019
Cosmetic raw materials. 2,4,4-trichloro-2hydroxy-diphenyl-ether (Triclosan).
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
Dichlorodiammine palladium(II)
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
2,5-Dichluronitrobenzene
GB/T 37640-2019
Dichlorodiammine palladium(II)
GB/T 37640-2019
p-Phenylenediamine
GB/T 37640-2019
COSMETIC RAW MATERIALS. ASSAY OF 2,4,4-TRICHLORO-2-HYDROXY-DIPHENYL-ETHER (TRICLOSAN). POTENTIOMETRIC TITRATION.
GB/T 37640-2019
Determination of p-phenylenediamine,o-phenylenediamine and m-phenylenediamine in cosmetics
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
1-Hydroxyethylidene-1,1-diphosphonate acid
GB/T 37640-2019
1,3-Dichloro-5,5-dimethylhydantoin
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