NBN EN 1899-1 : 1998
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The latest, up-to-date edition.
WATER QUALITY - DETERMINATION OF BIOCHEMICAL OXYGEN DEMAND AFTER N DAYS (BODN) - PART 1: DILUTION AND SEEDING METHOD WITH ALLYLTHIOUREA ADDITION
Published date
12-01-2013
Publisher
Foreword
Introduction
1 Scope
2 Normative references
3 Definition
4 Principle
5 Reagents
6 Apparatus
7 Storage of the sample
8 Procedure
9 Calculation and expression of results
10 Trueness and precision
11 Special cases
12 Test report
Annex A (normative) Alternative incubation periods
Annex B (informative) Multitesting
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