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ISO 9963-1:1994

Water quality — Determination of alkalinity — Part 1: Determination of total and composite alkalinity

Nov 10, 1994

General information

90.20     Jan 15, 2026

ISO

ISO/TC 147/SC 2

International Standard

13.060.50  

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Scope

Specifies a method for the titrimetric determination of alkalinity. Intended for the analysis of natural and treated water, and waste water, and can be used directly for waters having an alkalinity concentration of up to 20 mmol/l. For samples containing higher concentrations of alkalinity, a smaller test portion can be used for analysis. The recommended lower limit is 0,4 mmol/l.

Life cycle

NOW

PUBLISHED
ISO 9963-1:1994
90.20 Standard under periodical review
Jan 15, 2026

National adoptions

SRPS EN ISO 9963-1:2007  
ISS

Water quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinity (ISO 9963-1:1994)

90.93   Standard confirmed

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