Name: UNI ISO 6058 : 2009
Brand: UNI

WATER QUALITY - DETERMINATION OF CALCIUM CONTENT - EDTA TITRIMETRIC METHOD

Published date

12-11-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope and field of application
2 References
3 Principle
4 Reagents
5 Apparatus
6 Sampling and samples
7 Procedure
8 Expression of results
9 Precision
10 Interferences
11 Test report
Bibliography

Calcium ion is determined by complexometric titration with aqueous solution of disodium salt of EDTA at pH between 12 and 13 using HSN as the indicator.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
ISO 6058:1984	Identical

ISO 5667-2:1991	Water quality Sampling Part 2: Guidance on sampling techniques
ISO 5667-3:2012	Water quality Sampling Part 3: Preservation and handling of water samples
ISO 385-1:1984	Laboratory glassware — Burettes — Part 1: General requirements
ISO 5667-1:2006	Water quality Sampling Part 1: Guidance on the design of sampling programmes and sampling techniques