Plastics. Determination of the tendency of compounds and products based on vinyl chloride homopolymers and copolymers to evolve hydrogen chloride and any other acidic products at elevated temperatures pH method

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

04-15-2000

Publisher

British Standards Institution

Committees responsible
National foreword
1 Scope
2 Normative references
3 Definition
4 Principle
5 Reagents and materials
6 Apparatus
7 Preparation of test samples
8 Number of tests
9 Temperatures for dehydrochlorination
10 Test procedure
11 Expression of results
12 Precision
13 Test report
Annex A (informative) Cleaning the apparatus
Annex ZA (normative) Normative references to
         international publications with their
         relevant European publications
Figures
      1 - General arrangement of apparatus
      2 - Cell A (re-usable) for dehydrochlorination
          of PVC samples
      3 - Cell B (disposable) for dehydrochlorination
          of PVC samples
      4 - Tubes for connecting dehydrochlorination
          cell to measurement cell
      5 - Expansion joint for connection on each
          side of cell B
      6 - Example of a suitable measurement cell
Tables
      1 - Repeated determinations of stability time
      2 - Repeated determinations of stability time
          for a single product over a 2 year period
      3 - Repeated determinations of stability time
          in several laboratories using a single
          product

Test piece is maintained at a constant temperature and the amount of acidic gas evolved is measured using a pH meter.

Committee	PRI/21
DevelopmentNote	Renumbers and supersedes BS 2782-1.130B(1991). 2000 Version incorporates amendment 10685 to BS 2782-1.130B(1991). Supersedes 89/41650 DC and BS 2782-1.130B(1976). (09/2005)
DocumentType	Standard
Pages	18
PublisherName	British Standards Institution
Status	Current
Supersedes	BS 2782-1 Method 130B:1976 BS 2782-1.130B(1991) : 1991 AMD 10685

Standards	Relationship
EN ISO 182-2 : 1999	Identical
I.S. EN ISO 182-2:1999	Identical
NS EN ISO 182-2 : 1ED 1999	Identical
NBN EN ISO 182-2 : 1ED 99	Identical
UNI EN ISO 182-2 : 2001	Identical
SN EN ISO 182-2 : 1999	Identical
NF EN ISO 182-2 : 1999	Identical
UNE-EN ISO 182-2:2000	Identical
ISO 182-2:1990	Identical
NEN EN ISO 182-2 : 1999	Identical
DIN EN ISO 182-2:2000-02	Identical

ISO 4793:1980	Laboratory sintered (fritted) filters — Porosity grading, classification and designation
ISO 565:1990	Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995	Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)

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BS EN ISO 182-2:2000

Current

Table of Contents

Abstract

General Product Information

International Equivalents

Standards Referencing This Book

Category

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