Home / Standards / GB/T 15489.7-1995 GB/T 15489.7-1995 Active Colour filter glass test methods--Chemical stability 滤光玻璃测试方法 化学稳定性 Standard Type GBT ICS 37.020 CCS N05 Status 现行 Issue Date 1995-01-29 Implementation 1995-09-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A