GB/T 30304-2013
Methylphenyldichlorosilane for industial use
GB/T 21841-2019
Rubber antioxidant—N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine(6PPD)
HG/T 5154-2017
Dimethoxymethylphenylsilane for industrial use
YS/T 1388-2020
HG/T 5072-2016
Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
HG/T 5073-2016
Bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide
GB/T 13941-2015
Diphenylmethane diisocyanate
HG/T 5072~5074-2016
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)
GB 31830-2024
Norm of energy consumption per unit production of toluene diisocyanate and diphenyl methane diisocyanate
HG/T 6315-2024
HG/T 4896~4897-2016
QB/T 5058-2017
Fragrance- 2,2-dimethyl-3-(4-ethylphenyl) propionaldehyde
HG/T 5075-2016
Rubber antioxidant-N-(1,4-dimethylpentyl)-N'-phenylp-phenylenediamine(7PPD)
HG/T 5153~5156-2017
HG/T 5833-2021
Vulcanizing accelerator一N, N'-dimethyl-N,N'-diphenylthiuram disulfide (MPTD)
GB 31830-2015
The norm of energy consumption per unit product of diphenyl methane diisocyanate
HG/T 4896-2016
Rubber antioxidant-N-(1-methylheptyl)-N'-phenyl-p-phenylenediamine (8PPD)
GB/T 26603-2011
N,N-Dimethy aniline