ISO 2998:1974

Name: ISO 2998:1974
Brand: ISO
SKU: ISO 2998:1974
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Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of orthophosphate content — Photometric method using the reduced molybdophosphate

Publication date: Dec 1, 1974

95.99 Withdrawal of Standard May 27, 2002

General information

Current stage: 95.99 Withdrawal of Standard May 27, 2002

Originator: ISO

Owner: ISO/TC 47 Chemistry

Type: International Standard

ICS: 71.060.50 Salts

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Status: Withdrawn

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Languages: French English

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Scope

Specifies a photometric method, using the reduced molybdophosphate, for the determination of orthophosphate content of sodium tripolyphosphate and sodium pyrophosphate for industrial use. Applicable to products with orthophosphate contents between 0,05 and 1,0 % (m/m).

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ISO 2998:1974
95.99 Withdrawal of Standard
May 27, 2002