ISO 4687-1:1992 Preview
Iron ores -- Determination of phosphorus content -- Part 1: Molybdenum blue spectrophotometric method
This standard was last reviewed and confirmed in 2014. Therefore this version remains current.
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.
Buy this standard
A standard is reviewed every 5 years
Revisions / Corrigenda