BS 2782-1.130D(1993) : 1993 AMD 13567
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
02-25-2002
11-23-2012
National foreword
Committees responsible
Method
1. Scope
2. Normative references
3. Definition
4. Principle
5. Reagents
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
Annexes
A. (informative) Cleaning of the apparatus
B. (informative) Examples of specific electrodes and
their calibration
Table
1. Stability times obtained by three laboratories on
three PVC samples by the pCl and the pH methods
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 the dehydrochlorination cell
to the measurement cell
5. Expansion joint for connection on each side of
cell B
6. Example of a suitable measurement cell
B.1 Silver chloride-specific electrode
B.2 Example of calibration curve for chloride ion-
specific electrode
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