Home / Standards / GB/T 5211.13-1986 GB/T 5211.13-1986 Active Determination of acidity or alkalinity of theaqueous extract of pigments 颜料水萃取液酸碱度的测定 Standard Type GBT ICS 87.060.10 CCS G50 Status 现行 Issue Date 1986-08-26 Implementation 1987-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A