$10
Fluorspar—Determination of calcium fluoride content—EDTA titration method and distillation-potentiometric titration method
全国钢标准化技术委员会(SAC/TC 183)
GB/T 5195的本部分规定了用EDTA滴定法和蒸馏电位滴定法测定氟化钙含量的方法。
本部分适用于萤石中氟化钙含量的测定。EDTA滴定法,测定范围(质量分数):≥60%;蒸馏电位滴定法,测定范围(质量分数):≥90%。
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