Home / Standards / GB/T 4701.12-2024 GB/T 4701.12-2024 Active Ferrotitanium—Determination of titanium content—Diantipyrylmethane spectrophotometric method 钛铁 钛含量的测定 二安替吡啉甲烷分光光度法 Standard Type GBT ICS 77.100 CCS H 11 Status 现行 Issue Date 2024-04-25 Implementation 2024-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A