Home / Standards / GB/T 4702.16-2025 GB/T 4702.16-2025 Active Chromium metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization titration method 金属铬 硫含量的测定 红外线吸收法和燃烧中和滴定法 Standard Type GBT ICS 77.100 CCS H11 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A