Home / Standards / GB 4702.16-88 GB 4702.16-88 Chemical analysis of chromium metal — Determination of sulfur content by infrared absorption method 金属铬化学分析方法 红外线吸收法测定硫量 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A