Home / Standards / SN/T 5344-2021 SN/T 5344-2021 Active 进出口羽毛羽绒 残酯率试验方法 快速溶剂萃取法 Standard Type SN ICS N/A CCS N/A Status Active Issue Date 2021-11-22 Implementation 2022-06-01 Centralized Committee 海关总署 Issuing Authority 海关总署