BS 2782-11.1140A(1995) : 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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PLASTICS PIPING AND DUCTING SYSTEMS - PIPES AND FITTINGS OF UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - SPECIMEN PREPARATION FOR DETERMINATION OF THE VISCOSITY NUMBER AND CALCULATION OF THE K-VALUE
31-10-2011
23-11-2012
Specifies a method for determining the viscosity number and K-value of a poly vinyl chloride (PVC) resin derived from a pipe, fitting or compound. Coverage includes: reagents for isolation of the PVC resin; apparatus for isolation of the PVC resin; calculation of K-value.
| Committee |
PRI/88
|
| DevelopmentNote |
Also numbered as BS EN 922 Supersedes 92/47743 DC (09/2005)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| EN 922:1994 | Identical |
| ISO 174:1974 | Plastics — Homopolymer and copolymer resins of vinyl chloride — Determination of viscosity number in dilute solution |
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