• There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

SN EN 1189 : 1997

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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Superseded date

01-08-2004

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
Swiss Standards
Status
Superseded

Standards Relationship
DIN EN 1189:1996-12 Identical
UNI EN 1189 : 1999 Identical
BS EN 1189:1997 Identical
EN 1189 : 1996 Identical
UNE-EN 1189:1997 Identical
I.S. EN 1189:1997 Identical

View more information
Sorry this product is not available in your region.

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.