BS 2690-109:1984

Withdrawn

Methods of testing water used in industry Alkalinity, acidity, pH value and carbon dioxide

Available format(s)

Hardcopy , PDF

Withdrawn date

15-06-1996

Language(s)

English

Published date

29-02-1984

Publisher

British Standards Institution

0. Introduction
1. Scope
2. General
Methods
3. Alkalinity
4. Acidity
5. pH value
6. Total carbon dioxide
Appendix
A. Nomograph relating pH, alkalinity and free carbon
content
Table
1. Volume of sodium hydroxide solution for carbon
dioxide determination
Figure
1. Apparatus for the determination of carbon dioxide

Potentiometric titration methods for \'phenolphthalein\' and \'methyl orange\' alkalinities and \'free or mineral\' and \'total\' acidities, both for up to the equivalent of 50 mg of calcium carbonate. Meter method for pH. Gas stripping and titrimetric method for free and total carbon dioxide, from 0.1 to 50 mg/L. Includes a nomograph relating pH, alkalinity and free carbon dioxide.

Committee	EH/3
DevelopmentNote	Supersedes BS 2690(1956) (07/2004)
DocumentType	Standard
Pages	8
PublisherName	British Standards Institution
Status	Withdrawn
Supersedes	BS 2690:1956

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