UNI EN 1899-1 : 2001

Name: UNI EN 1899-1 : 2001
Brand: UNI

Superseded

View Superseded by

WATER QUALITY - DETERMINATION OF BIOCHEMICAL OXYGEN DEMAND AFTER N DAYS (BODN) - DILUTION AND SEEDING METHOD WITH ALLYLTHIOUREA ADDITION

Superseded date

16-08-2022

Published date

01-01-2001

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

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

Defines a determination of the biochemical oxygen demand of waters by diluting and seeding with suppression of nitrification. Applies to all waters with biochemical oxygen demands in excess of or equal to the limit of determination 3 mg/l of oxygen and not in excess of 6000mg/l of oxygen.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN ISO 5815-1:2019

Standards	Relationship
EN 1899-1 : 1998	Identical
NS EN 1899-1 : 1ED 1998	Identical
UNE-EN 1899-1:1998	Identical
BS EN 1899-1:1998	Identical
SN EN 1899-1 : 1998	Identical
NF EN 1899-1 : 1998	Identical
NBN EN 1899-1 : 1998	Identical
I.S. EN 1899-1:1998	Identical
NEN EN 1899-1 : 1998	Identical

UNI 10458 : 2011

BIOGAS PLANTS FOR THE PRODUCTION AND THE USE OF BIOGAS, BASED ON ANAEROBIC DIGESTION PROCESSES - CLASSIFICATION, ESSENTIAL REQUIREMENTS, GUIDELINES FOR CONSTRUCTION, TRADE OFFER, FINAL ORDER, ACCEPTANCE TESTS OF THE PLANTS