Chinese Standard: GB/T 5195.4-2006

Fluorspar—Determination of sulfide content—Iodometric method

MOD  ISO 4284:1993

冶金工业信息标准研究院

本标准规定了用碘量法测定硫化物含量。
本标准适用于萤石中硫化物含量的测定，测定范围：质量分数wS(％)≥0.001％(硫化物按硫计算)。

本标准不适用于试料中含有多硫化物的测定

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