ISO 4687-1:1992Published

Iron ores — Determination of phosphorus content — Part 1: Molybdenum blue spectrophotometric method

Minerais de fer — Dosage du phosphore — Partie 1: Méthode spectrophotométrique au bleu de molybdène

A new edition is under development: ISO/DIS 4687-1.

Abstract / scope

The method is applicable to phosphorus contents between 0,003 % (m/m) and 2 % (m/m) in natural iron ores, iron ore concentrates and agglomerates, including sinter products. The presence of arsenic, barium or titanium does not affect the result.

Life cycle

Replaces

ISO 4687:1984WithdrawnIron ores — Determination of phosphorus content — Molybdenum blue spectrophotometric methodInternational Standard · Published 1 May 1984 · ISO/TC 102/SC 2

Replaced by

ISO/DIS 4687-1Under developmentIron ores — Determination of phosphorus content — Part 1: Molybdenum blue spectrophotometric methodInternational Standard · ISO/TC 102/SC 2