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ISO 2990:1974

Nitric acid for industrial use — Evaluation of the nitric acid concentration by measurement of density ISO 2990:1974

Publication date:   Apr 1, 1974

95.99   Withdrawal of Standard   May 27, 2002

General information

95.99   Withdrawal of Standard   May 27, 2002

ISO

ISO/TC 47 Chemistry

International Standard

71.060.30   Acids

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Scope

Describes the determination of density at 20 °C by means of a hydrometer. The correspondence between density and concentration of aqueous solutions is given in a table. Has also been approved by the IUPAC.

Life cycle

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WITHDRAWN
ISO 2990:1974
95.99 Withdrawal of Standard
May 27, 2002




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