Home / Standards / GB/T 6594.1-2025 GB/T 6594.1-2025 Active Plastics—Polystyrene (PS) moulding and extrusion materials—Part 1:Designation system and basis for specifications 塑料 聚苯乙烯(PS)模塑和挤出材料 第1部分:命名系统和分类基础 Standard Type GBT ICS 83.080.20 CCS G31 Status 现行 Issue Date 2025-01-24 Implementation 2025-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A