GB/T 19941.1-2019.Leather and fur-Determination of formaldehyde content-Part 1: High performance liquid chromatography method. GB/T19941的本部分规定了高效液相色谱法

GB/T 19942-2019.Leather and fur-Chemical tests-Determination of banned azo colorants. 5.1水，试验用水应符合GB/T6682中三级水的规定。 5.2甲醇,色谱纯。 5.3乙酸乙酯 ,色谱纯。 5.4 叔丁基甲醚,

GB/T 38409-2019.Leather- Chemical tests-Determination of N-methyl-2-pyrrolidone(NMP) and N-ethyl-2-pyrrolidone (NEP) content. GB/T 38409规定了皮革及其制品中N-甲基

GB/T 38407-2019.Leather and fur chemicals- -Determination of chromium ( VI ) and the reductive potential for chromium tanning agents. GB/T 38407规定了铬鞣剂

GB/T 38410-2019.Leather chemicals-Determination of tannin content in tanning agent-Filter method. GB/T 38410规定了过滤法测定鞣剂中鞣质含量的方法。 GB/T 38410适用于各种制革用植物鞣剂

GB/T 38403-2019.Leather and fur-Chemical tests-Determination of the preservative (TCMTB，PCMC, OPP, OIT) content: Liquid chromatography. GB/T 38403规定了皮

GB/T 38411-2019.Leather chemicals-Determination of the free formaldehyde in leather process auxiliaries. GB/T 38411规定了皮革加工助剂中游离甲醛的测定方法。 GB/T 38411适用于各

GB/T 19941.2-2019.Leather and fur-Determination of formaldehyde content-Part 2 :Colorimetric method. GB/T19941的本部分规定了分光光度法测定皮革、毛皮中游离和水解的甲醛含量的方法。 GB/T

GB/T 38406-2019.Leather chemicals-Determination of tannin content in synthetic tanning agents. GB/T 38406规定了合成鞣剂中鞣质含量的测定方法。 GB/T 38406适用于各种制革用合成鞣剂中鞣质含

GB/T 22807-2019.Leather and fur- Chemical tests- -Determination of chromium ( VI ) content : Colorimetric method. GB/T 22807规定了分光光度法测定皮革、毛皮中六价铬含量的方法。