Home / Standards / GB/T 6730.35-2016 GB/T 6730.35-2016 Active Iron ores—Determination of copper content—Oxalic acid bis-cyclohexylidene hydragide (cuprizone) spectrophotometric method 铁矿石 铜含量的测定 双环己酮草酰二腙分光光度法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2016-10-13 Implementation 2017-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A