BS 6068-2.26(1986) : 1986 AMD 10870
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WATER QUALITY - PHYSICAL CHEMICAL AND BIOCHEMICAL METHODS - METHOD FOR DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE COLORIMETRIC METHOD USING N N DIETHYL 1,4 PHENYLENEDIAMINE FOR CONTROL PURPOSES
23-11-2012
15-05-2000
National foreword
Method
0. Introduction
1. Scope and field of application
2. Definitions
3. Principle
4. Reagents
5. Apparatus
6. Procedure
7. Correction of interference due to the presence of
oxidized manganese
8. Expression of results
9. Interferences
10. Test report
Bibliography
Annexes
A. Separate determinations of combined chlorine of
the monochloramine type, combined chlorine of the
dichloramine type and of combined chlorine in the
form of nitrogen trichloride
B. Preparation of water free from oxidizing and
reducing substances
Tables
1. Terms and synonyms in relation to actual compounds
in the solution
2. Analytical parameters from interlaboratory analysis
for free residual chlorine
Specifies a method for the determination of total chlorine and free chlorine in water, readily applicable to field testing. For concentrations 0.03 - 5 mg/L. Not suitable for sea water and waters which have bromides and iodides. Technique can be used for field testing. Coverage includes definitions, reagents, apparatus and procedure. Also includes annexes and tables. BS AMD 10870 RENUMBERS THIS STANDARD
| Committee |
EH/3
|
| DevelopmentNote |
Superseded and renumbered by BS EN ISO 7393-2 (07/2004) Supersedes BS 2690-13(1972) and 84/52410 DC (06/2005)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| Supersedes |
| Standards | Relationship |
| ISO 7393-2:1985 | Identical |
| BS EN ISO 7393-2:2000 | Identical |
| EN ISO 7393-2:2018 | Identical |