Standard

ISO 4283:1993

Jan 1993 Withdrawn

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Abstract

The principle of the method specified is treatment of a test portion with hydrochloric acid solution, absorption of the evolved carbon dioxide in barium hydroxide solution, neutralization of excess alkali with hydrochloric acid solution, addition of an exactly measured excess of a standard volumetric hydrochloric acid solution to dissolve the precipitated barium carbonate and back-titration with a standard volumetric sodium hydroxide solution using methyl orange as indicator. The method is applicable to products having carbonate contents equal to or greater than 0,04 % (m/m).

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Standard from ISO
Published: January 21 1993
Withdrawn: March 3 2010
Period for objection until: April 22 1992
Edition: 3
Document type: IS
Pages
ISBN:

Publisher: ISO
Distributor: ISO
ICS: 73.080
International TC: ISO/TC 175

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Revises: ISO 4283:1990
Revises: ISO 4283:1978

ISO 4283:1993

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ISO 4283:1993

ISO 4283:1990

ISO 4283:1978

Abstract

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Version history History (3)

ISO 4283:1993

ISO 4283:1990

ISO 4283:1978

Abstract

Products specifications

Product Relations

Product life cycle