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ISO 4687-1:1992

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

Apr 16, 1992

General information

90.93     Mar 30, 2025

ISO

ISO/TC 102/SC 2

International Standard

73.060.10  

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Published

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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

WITHDRAWN
ISO 4687:1984

NOW

PUBLISHED
ISO 4687-1:1992
90.93 Standard confirmed
Mar 30, 2025

National adoptions

SRPS ISO 4687-1:1997  
ISS

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

90.93   Standard confirmed

C017-1 more