Home / Standards / GB/T 38138-2019 GB/T 38138-2019 Active Test methods of fiber grade polycaprolactam (PA6) chip 纤维级聚己内酰胺(PA6)切片试验方法 Standard Type GBT ICS 59.060.20 CCS W50 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 国家标准委 Drafting Unit N/A