• There are no items in your cart

UNI ISO 10523 : 2009

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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Superseded date

05-10-2012

Published date

01-01-2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Reagents
7 Apparatus
8 Sampling
9 Procedure
   9.1 Preparation
   9.2 Calibration and adjustment of the measuring equipment
   9.3 Measurement of the samples
10 Expression of results
11 Test report
Annex A (informative) - pH values of primary standard reference
                        solutions
Annex B (informative) - Operative measurements in flow systems
Annex C (informative) - Field measurement (on-site measurement)
Annex D (informative) - Measurements of the pH value in water
                        with low ionic strength
Annex E (informative) - Performance data
Bibliography

La norma specifica un metodo per determinare il valore di pH in acque piovane, potabili, minerali, di superficie e di falda; acque di scarico industriale e municipale e fanghi liquidi.

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Superseded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

Standards Relationship
ISO 10523:2008 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

DIN 19266:2015-05 PH MEASUREMENT - REFERENCE BUFFER SOLUTIONS FOR THE CALIBRATION OF PH MEASURING EQUIPMENT

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.