Home / Standards / GB/T 8704.8-2009 GB/T 8704.8-2009 Active Ferrovanadium - Determination of aluminium content - The chromazurol S spectrophotometric method and EDTA titrimetric method 钒铁 铝含量的测定 铬天青S分光光度法和EDTA滴定法 Standard Type GBT ICS 77.100 CCS H11 Status 现行 Issue Date 2009-07-15 Implementation 2010-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A