Specifies a potentiometric method using a fluoride-ion sensitive electrode. After destillation of fluorine from the test portion in the presence of perchloric acid the distillate shall be titrated with lanthane nitrate solution. Applicable to products having a calcium fluoride content greater than 90 %.
Status : WithdrawnPublication date : 1978-09
Edition : 1Number of pages : 6
Technical Committee:ISO/TC 175Fluorspar
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