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ISO 6676:1981Withdrawn

Acid-grade fluorspar — Determination of total phosphorus content — Molybdophosphate photometric method

Spaths fluor pour la fabrication de l'acide fluorhydrique — Dosage du phosphore total — Méthode photométrique au molybdophosphate

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Life cycle

Replaced by

ISO 6676:1990WithdrawnAcid-grade and ceramic-grade fluorspar — Determination of total phosphorus content — Reduced-molybdophosphate spectrometric methodInternational Standard · Published 8 Mar 1990 · ISO/TC 175ISO 6676:1993WithdrawnAcid-grade and ceramic-grade fluorspar — Determination of total phosphorus content — Reduced-molybdophosphate spectrometric methodInternational Standard · Published 18 Mar 1993 · ISO/TC 175