NS EN 891 : 2ED 2005
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - IRON (3) CHLORIDE SULFATE
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Description
4 Purity criteria
5 Test methods
6 Labelling - Transportation - Storage
Annex A (informative) General information on iron (III) chloride
sulfate
Annex B (normative) Analytical methods
Annex C (informative) Reduction of Fe (III) on a silver column
Annex D (informative) Determination of cadmium, chromium, nickel
and lead (inductively coupled plasma optical
emission spectrometry (ICP/OES))
Annex E (normative) General rules relating to safety
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.