Nickel,ferronickel and nickel alloys—Determination of sulfur content—Infrared absorption method after induction furnace combustion
IDT ISO 7526:1985
冶金工业信息标准研究院
GB/T 21931的本部分规定了高频感应炉燃烧红外吸收法测定镍、镍铁和镍合金中硫含量。
本部分适用于镍、镍铁中硫含量0.001%~0.3%（质量分数）和镍合金中硫含量0.001%~0.1%（质量分数）的测定。成分组成实例见附录A。
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