HG/T 6342-2024
SH/T 1822-2019
1,2,4,5-Tetramethylbenzene
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
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
HJ 674-2013
GB/T 14375-1993
Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method
KS M 8555-2005(2018)
p-Dimethylaminobenzaldehyde
GB/T 23296.26-2009
Food contact materials - Polymer - Determination of formaldehyde and hexamethylenetetramine in food simulants - Spectrophotometry
GB/T 30921.1-2014
Test method of purified terephthalic acid (PTA) for industrial use―Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
T/ZZB 3767-2024
T/ZZB Q064-2022
T/ZAQ 10114-2022
T/HNPCIA 17-2019
20060430-T-467
T/HNPCIA 19-2019
SN/T 2325-2009
Determination of 45 pesticides residues including azimsulfron,bensulfron-methyl,cinosulfron et al in foods for import and export-HPLC-MS/MS method
USP f100715
p-Tolualdehyde
SH/T 1612.7-1995
SH/T 1687-2000
Purified terephthalic acid(PTA) for industrial use--Determination of 4-carboxybenzaldehyde and p-toluic acid--High performance capillary electrophoresis (HPCE)