Home / Standards / GB/T 1970-1996 GB/T 1970-1996 Active Test method for acid and alkaline-resistance of porous ceramic 多孔陶瓷耐酸、碱腐蚀性能试验方法 Standard Type GBT ICS 81.060.20 CCS Q32 Status 现行 Issue Date 1996-09-13 Implementation 1997-04-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A