ISO/TS 21231:2019

This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

Abstract

This document specifies representative materials suitable for the determination of the performance characteristics, including uncertainty, during the initial assessment of a quantitative method, used in a laboratory, for physico-chemical water analysis.

This document focuses on five main types of water:

— waters intended for consumption (5.2);

— natural waters (5.3);

— waste waters (5.4);

— marine waters (5.5);

— recreational waters (5.6).

NOTE Other more specific or less common types of water can be incorporated in any of the above types provided appropriate justifications. The characteristics of the standard matrix are compatible with the characteristics of the samples handled.

General information

Status
: Published

Publication date
: 2019-02
Edition
: 1

Number of pages
: 34
Technical Committee
: ISO/TC 147/SC 2 Physical, chemical and biochemical methods
ICS
:
13.060.50 Examination of water for chemical substances

Buy this standard

	Format	Language
std 1 145	PDF + ePub
std 2 145	Paper

CHF145

Life cycle

Now

Published

ISO/TS 21231:2019

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)

Got a question?

Check out our FAQs

Customer care

+41 22 749 08 88

customerservice@iso.org

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)