This document specifies, for general-purpose non-oil-extended, solution-polymerized polyisoprene rubbers (IR):
— physical and chemical tests on raw rubbers;
— standard materials, a standard test formulation, equipment and processing methods for evaluating the vulcanization characteristics.
PUBLISHED
ISO 2303:2019
PROJECT
ISO/PRF 2303
50.00
Final text received or FDIS registered for formal approval
Jul 7, 2026