HG/T 5623-2019
HG/T 6342-2024
HG/T 3925-2014
Tolyltriazole
SH/T 1822-2019
1,2,4,5-Tetramethylbenzene
SH/T 1779-2014
GB/T 21841-2019
Rubber antioxidant—N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine(6PPD)
DB43/T 2200-2021
HG/T 5805-2021
D-dihydrophenylglycine methyl sodium Dane salt
GB/T 33089-2016
Chemical reagent—N,N-dimethyl-p-phenylenediamine dihydrochloride
HG/T 4896~4897-2016
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
HG/T 4898-2016
Blend of rubber antioxidant-N-( 1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine and N-(1,4-dimethylpentyl)-N'-phenyl-p-phenylenediamine (6PPD/7PPD)
HG/T 5803\uff5e5806-2021
GB/T 38593-2020
m-Aminobenzotrifluoride
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)
DB34/T 1767-2012
HG/T 6035-2022
HG/T 5258-2017
Rubber antioxidant—N,N'-bis(1-methylpropyl)-p-phenylenediamine
HG/T 4896-2016
Rubber antioxidant-N-(1-methylheptyl)-N'-phenyl-p-phenylenediamine (8PPD)
SN/T 5635-2024