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UNI EN 1189 : 1999

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

WATER QUALITY - DETERMINATION OF PHOSPHORUS - AMMONIUM MOLYBDATE SPECTROMETRIC METHOD
Superseded date

01-10-2004

Published date

12-01-2013

Foreword
Introduction
1 Scope
2 Principle
3 Determination of orthophosphate
    3.1 Reagents
    3.2 Apparatus
    3.3 Sampling and samples
    3.4 Procedure
    3.5 Expression of results
    3.6 Test report
4 Determination of orthophosphate after solvent extraction
    4.1 Reagents
    4.2 Sampling and samples
    4.3 Procedure
    4.4 Expression of results
    4.5 Test report
5 Determination of hydrolysable phosphate and
    orthophosphate
    5.1 Reagents
    5.2 Apparatus
    5.3 Sampling and samples
    5.4 Procedure
    5.5 Expression of results
    5.6 Test report
6 Determination of total phosphorus after peroxodisulfate
    oxidation
    6.1 Reagents
    6.2 Apparatus
    6.3 Sampling and samples
    6.4 Procedure
    6.5 Expression of results
    6.6 Test report
7 Determination of total phosphorus after nitric acid-
    sulphuric acid digestion
    7.1 Reagents
    7.2 Apparatus
    7.3 Sampling and samples
    7.4 Procedure
    7.5 Expression of results
    7.6 Test report
Annex A (informative) Precision data
Annex B (informative) Interferences
Annex C (informative) Bibliography

Defines methods for determining orthophosphate, orthophosphate after solvent extraction, hydrolysable phosphate plus orthophosphate and total soluble phosphorus and total phosphorus after decomposition. Applies to all water including seawater and effluents. ALSO NUMBERED AS BS 6068 PT2 SEC 2.28 1986

DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Superseded
SupersededBy

Standards Relationship
NEN EN 1189 : 1997 Identical
NBN EN 1189 : 1996 Identical
UNE-EN 1189:1997 Identical
NF EN 1189 : 1997 Identical
NS EN 1189 : 1ED 1996 Identical
BS EN 1189:1997 Identical
SN EN 1189 : 1997 Identical
DIN EN 1189:1996-12 Identical
I.S. EN 1189:1997 Identical
EN 1189 : 1996 Identical

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