HG/T 4122-2020.Trimethylolpropane for industrial use.1范围HG/T 4122规定了工业三羟甲基丙烷的产品分...

行业标准2023.08.17

HG/T 4235-2020.Dipped polyester-cotton canvas for rubber conveyors.1范围HG/T 4235规...

行业标准2023.08.17

HG/T 4364-2020.Carbon molecular sieve.1范围HG/T 4364规定了碳分子筛的术语和定义、技术要求、试验方法、检验规则、包...

行业标准2023.08.17

HG/T 4489-2020.p-Dichlorobenzene.1范围HG/T 4489规定了对二氯苯的要求、采样、试验方法、检验规则以及标志、标签、包装、运...

行业标准2023.08.17

HG/T 4519-2020.Basic cobaltous carbonate for industrial use.1范围HG/T 4519规定了工业碱式碳...

行业标准2023.08.17

HG/T 4696-2020.Basic nickel carbonate for industrial use.1范围HG/T 4696规定了工业碱式碳酸镍的...

行业标准2023.08.17

HG/T 5367. 2-2020.Coatings for rail transit vehicles- Part 2: Anti-arc insulatin...

行业标准2023.08.17

HG/T 5716-2020.Mixed solution of toluenesulfonic acid and sulfuric acid.1范围HG/T...

行业标准2023.08.17

HG/T 3227. 2-2020.Mould for tyre covers- Part2: Two pieces mould.1范围HG/T 3227. 2...

行业标准2023.08.17

HG/T 3481-2020.Chemical reagent- 4-Methyl-2-pentanone.1范围.HG/T 3481规定了化学试剂4-甲基-2...

行业标准2023.08.17