Home / Standards / GB/T 255-1977 GB/T 255-1977 Active Determination of distillation of petroleum products 石油产品馏程测定法 Standard Type GBT ICS 75.080 CCS E30 Status 现行 Issue Date 1977-11-08 Implementation 1978-01-01 Responsible Dept 国家标准委 Drafting Unit N/A