HG/T 5489-2018
o-Methoxyaniline-p -sulfonylethyl hydrogen sulfate ester
HG/T 5489-2018
HG/T 5489-2018
Non-ionic surface active agents—Polyalkoxylated derivatives—Determination of hydroxyl value—Phthalic anhydride method
HG/T 5489-2018
HG/T 5489-2018
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
HG/T 5489-2018
HG/T 5489-2018
HG/T 5489-2018
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 5489-2018
HG/T 5489-2018
HG/T 5489-2018
Antiscorching agent—N-cyclohexylthiophthalimide(CTP)
HG/T 5489-2018
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
HG/T 5489-2018
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
HG/T 5489-2018
HG/T 5489-2018
HG/T 5489-2018
Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
HG/T 5489-2018
HG/T 5489-2018
Non-ionic surface active agents — Polyalkoxylated derivatives — Determination of hydroxyl value — Phthalic anhydride method
HG/T 5489-2018
HG/T 5489-2018