GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
HG/T 6285-2024
QB/T 8037-2024
HG/T 5592-2019
GB 1886.162-2015
GB/T 23276-2024
Method for chemical analysis of palladium compounds—Determination of palladium content—Complexometric tityation using butanedione dioxime releasing EDTA and gravimetric method
GB/T 23276-2009
Method for chemical analysis of palladium compounds - Determination of palladium content - Complexometric tityation using butanedione dioxime releasing EDTA
GB/T 15072.4-2008(\u82f1\u6587\u7248)
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
HG/T 3450-1999
Chemical reagent Butanedione dioxime
GB/T 15072.4-2008e
Test method of precious metal alloys—Determination of palladium content for palladium and silver alloys—Butanedione dioxime gravimetry
GB/T 15072.4-2008
Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gravimetry
QB/T 2241-2010
α-Hexylcinnamaldehyde
GB/T 5543-2006
Resin finishing agent―Determination total formaldehyde content、free formaldehyde content and methylol formadehyde contend
GB 1886.367-2023
GB 28351-2012
HG/T 5274~5276-2017
QB/T 5058-2017
Fragrance- 2,2-dimethyl-3-(4-ethylphenyl) propionaldehyde
GB/T 14375-1993
Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method
HG/T 5589\uff5e5593-2019
HJ 674-2013