Home / Standards / GB/T 29652-2013 GB/T 29652-2013 Active Direct reduced iron - Determination of carbon and sulfur - High frequency combustion with infrared absorption method 直接还原铁 碳和硫含量的测定 高频燃烧红外吸收法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2013-09-06 Implementation 2014-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A