Name: EN ISO 20843:2011
Brand: CEN

Petroleum and related products - Determination of pH of fire-resistant fluids within categories HFAE, HFAS and HFC (ISO 20843:2011)

Published date

15-01-2011

Publisher

Comite Europeen de Normalisation

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Reagents and materials
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Precision
10 Test report
Bibliography

ISO 20843:2011 specifies a test method to determine the pH value of fire-resistant fluids within categories HFAE, HFAS and HFC, as classified in ISO 6743‑4.

Committee	CEN/TC 19
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current

Standards	Relationship
SN EN ISO 20843:2011	Identical
NS EN ISO 20843 : 2011	Identical
UNI EN ISO 20843 : 2011	Identical
NBN EN ISO 20843 : 2011	Identical
UNE-EN ISO 20843:2011	Identical
DIN EN ISO 20843:2011-04	Identical
ISO 20843:2011	Identical
I.S. EN ISO 20843:2011	Identical
PN EN ISO 20843 : 2011	Identical
DIN EN ISO 20843 E : 2011	Identical
BS EN ISO 20843:2011	Identical
NEN EN ISO 20843 : 2003	Identical
NF EN ISO 20843 : 2011	Identical

ISO 3170:2004	Petroleum liquids — Manual sampling
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods
ISO 6743-4:2015	Lubricants, industrial oils and related products (class L) Classification Part 4: Family H (Hydraulic systems)