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
GB 5009.282-2020
HG/T 5948-2021
HG/T 4483-2012
HG/T 3481-2020
GB/T 38592-2020
Determination of 4,4'-methylene-bis(2-chloroaniline) in textile dyeing and finishing auxiliaries
GB/T 23670-2016
2-Amino-5-chloro-4-methybenzenesulfonic acid(CLT acid)
GB/T 32090.4-2015
Fragrance—Part 4: Ethyl 2-methylbutyrate
SN/T 5695-2024
SH/T 1822-2019
1,2,4,5-Tetramethylbenzene
HG/T 6343-2024
HG/T 6246-2023
QB/T 2753-2012
HG/T 5946\uff5e5948-2021
GB/T 44365-2024
Determination of 6-methylcoumarin, dihydrocoumarin, 7-methylcoumarin, 7-methoxycoumarin, 7-ethoxy-4-methylcoumarin in toothpastes—High performance liquid chromatography
HG/T 5502-2018
N -Methyl-4- (p -formylstyryl) pyridiniuID methyl sulfate
HG/T 3481-1999
Chemical reagent 4-Methyl-2-pentanone
GB/T 40323-2021
Determination of octamethylcyclotetrasiloxane(D4), decamethylcyclopentasiloxane(D5) and dodecamethylcyclohexasiloxane(D6) in textile dyeing and finishing auxiliaries
HG/T 5274-2017
4-Chloro-3,5-dimethylphenol
SN/T 4958-2017