NEN EN 1421 : 2012
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - AMMONIUM CHLORIDE
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Description
3.1 Identification
3.2 Commercial form: Powder
3.3 Physical properties
3.4 Chemical properties
4 Purity criteria
4.1 Composition of commercial product
4.2 Impurities and main by-product
4.3 Toxic substances limits
5 Test methods
5.1 Sampling
5.2 Analyses
6 Labelling-Transportation-Storage
6.1 Means of delivery
6.2 Risk and safety labelling according to the EU
directives
6.3 Transportation regulations and labelling
6.4 Marking
6.5 Storage
Annex A (informative) General information on ammonium
chloride
Annex B (informative) Bibliography
Explains the characteristics and specifies the requirements of ammonium chloride and refers to the corresponding analytical methods.
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| EN 1421:2012 | Identical |
| NS EN 1421 : 2012 | Identical |
| NF EN 1421 : 2013 | Identical |
| I.S. EN 1421:2012 | Identical |
| UNI EN 1421 : 2013 | Identical |
| ONORM EN 1421 : 2013 | Identical |
| DIN EN 1421:2013-03 | Identical |
| BS EN 1421:2012 | Identical |
| UNE-EN 1421:2013 | Identical |
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.