Home / Standards / GB/T 25809-2010 GB/T 25809-2010 Active Sulphur black S-BR(Soluble sulphur black BR) 硫化黑S-BR(水溶性硫化黑BR) Standard Type GBT ICS 87.060.10;71.100.01 CCS G57 Status 现行 Issue Date 2010-12-23 Implementation 2011-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A