UNI EN ISO 7027 : 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
WATER QUALITY - DETERMINATION OF TURBIDITY
09-13-2022
01-01-2003
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Sampling and samples
5 Semiquantitative methods of turbidity measurement
5.1 Measurement using the transparency testing
tube
5.2 Measurement using the transparency testing
disk
6 Quantitative methods of turbidity measurement
using optical turbidimeters
6.1 General principles
6.2 Reagents
6.3 Measurement of diffuse radiation
6.4 Measurement of attenuated radiation
Annex A (informative) Results of an interlaboratory
collaborative trial to evaluate the suitability
of a synthetic polymer for use as a secondary
standard to formazine in turbidity measurements
Bibliography
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.