Home / Standards / GB/T 6594.1-1998 GB/T 6594.1-1998 Abolished Polystyrene (PS) moulding and extrusion materials--Part 1:Designation system and basis for specifications 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 废止 Issue Date 1998-07-13 Implementation 1999-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A