Home / Standards / GB/T 20857-2012 GB/T 20857-2012 Active Aircraft de-icing/anti-icing non - Newtonian fluids, type II、III and IV 航空器 非牛顿型除冰防冰液 Ⅱ、Ⅲ和Ⅳ型 Standard Type GBT ICS 71.100.40 CCS G73 Status 现行 Issue Date 2012-12-31 Implementation 2013-06-01 Responsible Dept 中国民航局 Drafting Unit N/A