Home / Standards / GB/T 6843-1986 GB/T 6843-1986 Active Method for determining the coating melting point of photographic materials 感光材料涂层熔点测定方法 Standard Type GBT ICS N/A CCS G80 Status 现行 Issue Date 1986-09-06 Implementation 1987-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A