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ISO 2930:2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Rubber, raw natural Determination of plasticity retention index (PRI)
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
27-09-2018
English, French, Russian
30-11-2009
ISO 2930:2009 specifies a method for determining the plasticity retention index (PRI) of raw natural rubber.
The PRI is a measure of the resistance of raw natural rubber to thermal oxidation. A high resistance to thermal oxidation is shown as a high value of the index.
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