ISO 4293:1982

Manganese ores and concentrates — Determination of phosphorus content — Extraction-molybdovanadate photometric method

Publication date: 1 gush 1982

General information

Current stage: 90.93 Effective date: 25 mar 2022

Originator: ISO

Owner: ISO/TC 132

Type: International Standard

ICS: 73.060.20

Gjuha: frëngjisht anglisht

Buying

Statusi: Publikuar

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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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 321:1963

NOW

PUBLISHED
ISO 4293:1982
90.93 Standard confirmed
25 mar 2022

REVISED BY

ABANDON
ISO/CD 4293

National adoptions

SSH ISO 4293:1982

DPS

Minerale mangani dhe koncentrate - Përcaktimi i përmbajtjes - Përcaktimi i përmbajtjes së fosforit - Metoda fotometrike molibdovanadate e nxjerrjes

60.60 Standard published

DPS/KT 133 më tepër