1.1 These test methods specify the standard materials, test formula, mixing procedures, and test methods for the evaluation and production control of non-halogenated isobutene-isoprene rubbers (IIR), commonly known as butyl rubber.
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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