ISO 4293:1982
Manganese ores and concentrates; Determination of phosphorus content; Extraction-molybdovanadate photometric method

Standard No.

ISO 4293:1982

Release Date

1982

Published By

International Organization for Standardization (ISO)

Latest

ISO 4293:1982

Scope

The method is applicable to products having phosphorus contents from 0,02 to 0,5 % (m/m). ISO 4293 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results.

ISO 4293:1982 history

• 1982 ISO 4293:1982 Manganese ores and concentrates; Determination of phosphorus content; Extraction-molybdovanadate photometric method