Home / Standards / GB/T 21032-2026 GB/T 21032-2026 Upcoming Polyamide monofilament 聚酰胺单丝 Standard Type GBT ICS 65.150 CCS B56 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 农业农村部 Drafting Unit N/A