Home / Standards / GB/T 4701.8-2009 GB/T 4701.8-2009 Active Ferrovanadium - Determination of carbon content - The infrared absorption method 钛铁 碳含量的测定 红外线吸收法 Standard Type GBT ICS 77.100 CCS H11 Status 现行 Issue Date 2009-07-08 Implementation 2010-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A