ISO 621:1981

Name: ISO 621:1981
Brand: ISO
SKU: ISO 621:1981
Price: 81.07 EUR
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Manganese ores — Determination of metallic iron content (metallic iron content not exceeding 2 %) — Sulphosalicylic acid photometric method

Publication date: Nov 1, 1981

95.99 Withdrawal of Standard Aug 13, 2014

General information

Current stage: 95.99 Withdrawal of Standard Aug 13, 2014

Originator: ISO

Owner: ISO/TMBG Technical Management Board - groups

Type: International Standard

ICS: 73.060.20 Manganese ores

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Status: Withdrawn

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Languages: French English

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Scope

This second edition cancels and replaces the first edition (i.e. ISO 621-1975). Specifies principle, reagents, apparatus, sample, procedure and expression of results.

Life cycle

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WITHDRAWN
ISO 621:1981
95.99 Withdrawal of Standard
Aug 13, 2014