BS ISO 14897:2023 – TC

$134.27

Tracked Changes. Plastics. Polyols for use in the production of polyurethanes. Determination of water content

Published By	Publication Date	Number of Pages
BSI	2023	42

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Categories: 83.080.10 - Thermosetting materials, BSI

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PDF Pages

PDF Title

National foreword

Foreword

Introduction

1 Scope
2 Normative references
3 Terms and definitions

4 Principle
5 Application
6 Interferences

7 Reagents
7.1 Purity of reagents
7.2 Purity of water
7.3 Reagents for Method A (manual titration)
7.4 Reagent for Method B
8 Apparatus
8.1 Apparatus for Method A (manual titration)

8.2 Apparatus for Method B (automated titration)
9 Sampling

10 Standardization of reagent
10.1 Standardization of reagent for Method A (manual titration)
10.2 Standardization of reagent for Method B (automatic amperometric or coulometric titration)
10.3 Calculation

11 Procedure
11.1 Procedure for Method A (manual titration)
11.2 Procedure for Method B (amperometric or coulometric titration)
12 Expression of results

13 Precision and bias
13.1 General
13.2 Precision and bias for Method B
13.2.1 Precision
13.2.2 Bias
14 Test report

Annex A (informative) Interlaboratory precision studies

Bibliography

Status	Definitive
Pages	42
Publication Date	2023-09-26
ISBN	978 0 539 28087 6
Standard Number	BS ISO 14897:2023 – TC
Title	Tracked Changes. Plastics. Polyols for use in the production of polyurethanes. Determination of water content
Descriptors	Chemical analysis and testing, Thermosetting polymers, Water content determination, Plastics and rubber technology, Determination of content, Electro-analytical methods, Plastics, Coulometric methods, Thermoplastic polymers, Polymers, Polyurethane, Raw materials, Amperometric methods
Publisher	BSI
Committee	PRI/42
ICS Codes	83.080.10 - Thermosetting materials