Rubber, vulcanized or thermoplastic. Methods of test for staining in contact with organic material Ingestion-build-276583 sulfur (S)

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Rubber, vulcanized or thermoplastic. Methods of test for staining in contact with organic material Ingestion-build-276583 sulfur (S)1 Scope This document specifies three methods for estimating the staining of organic finishes (subsequently referred to as organic material) by vulcanized or thermoplastic rubber, as defined in Clause 3: method A: contact staining and migration staining; method B: extraction staining; method C: penetration staining;