Home / Standards / GB/T 24285-2009 GB/T 24285-2009 Active Base paper for diazotype 晒图原纸 Standard Type GBT ICS 85.060 CCS Y32 Status 现行 Issue Date 2009-07-31 Implementation 2010-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会