ISO/DIS 4687-1

Iron ores — Determination of phosphorus content — Part 1: Molybdenum blue spectrophotometric method ISO/DIS 4687-1

General information

40.20   DIS ballot initiated: 12 weeks   Sep 4, 2026

ISO

ISO/TC 102/SC 2 Chemical analysis

International Standard

73.060.10   Iron ores

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

PREVIOUSLY

PUBLISHED
ISO 4687-1:1992

NOW

IN_DEVELOPMENT
ISO/DIS 4687-1
40.20 DIS ballot initiated: 12 weeks
Sep 4, 2026




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