Home / Standards / GB/T 38411-2019 GB/T 38411-2019 Active Leather chemicals—Determination of the free formaldehyde in leather process auxiliaries 皮革化学品 皮革加工助剂中游离甲醛的测定 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