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ISO 1265:1979

Plastics — Polyvinyl chloride resins — Determination of number of impurities and foreign particles
1 korr 1979
95.99 Withdrawal of Standard   12 jan 2007

General information

95.99     12 jan 2007

ISO

ISO/TC 61/SC 9

International Standard

83.080.20  

frëngjisht   anglisht  

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Shfuqizuar

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Scope

Specification of a visual method of determining the number of impurities and foreign particles in polyvinylchloride resin. About 200 g of resin are flattened between a rigid white plate and a glass sheet containing a grid. The impurities and foreign particles visible in 25 squares (= 225 cm ) and having a diameter equal or greater than 0,250 mm are counted. Expression of the result by extrapolation as the number of specks per 100 squares of the grid.

Life cycle

NOW

WITHDRAWN
ISO 1265:1979
95.99 Withdrawal of Standard
12 jan 2007

REVISED BY

PUBLISHED
ISO 1265:2007