Home / Standards / GB/T 20213-2006 GB/T 20213-2006 Active Expand perlite powder for firecrackers 爆竹用膨胀珍珠岩粉 Standard Type GBT ICS 71.100.30 CCS Y88 Status 现行 Issue Date 2006-03-31 Implementation 2006-10-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A