These specifications and methods of testing apply to cellular-rubber products known as latex foam rubbers but do not apply to sponge and expanded rubbers. The base material used in their manufacture may be natural rubber@ reclaimed rubber@ synthetic rubber@ or rubberlike materials@ alone or in combination. In case of conflict between the provisions of these general specifications and those of detailed specifications or methods of test for a particular product@ the latter shall take precedence. Reference to methods for testing cellular-rubber products should specifically state the particular test or tests desired.