Home / Standards / GB/T 38406-2019 GB/T 38406-2019 Active Leather chemicals—Determination of tannin content in synthetic tanning agents 皮革化学品 合成鞣剂中鞣质含量的测定 Standard Type GBT ICS 59.140.10 CCS Y46 Status 现行 Issue Date 2019-12-31 Implementation 2020-07-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A