Watch cases and accessories. Tests of the resistance to wear, scratching and impacts Ingestion-build-71203 Specifying the requirements for all-in-one

Specifying the requirements for all-in-one integrated safety helmets with eye protection

and others defining users' requirements

Cell culture media are not covered by this standard

BS EN 61030 on specification for domestic digital bus (D2B) is useful for:

instrumentation and instructions required for type testing

Watch cases and accessories. Tests of the resistance to wear, scratching and impacts Ingestion-build-71203 Specifying the requirements for all-in-one1 Scope This International Standard specifies tests for the evaluation of the resistance of watch cases and their wristlets to wear, scratching and impacts occurring when wearing the watch. This International Standard is applicable mainly to complete watch cases fitted with wristlets. However, certain tests can be applied to the watch case only, to the complete or partial wristlet, or to specially prepared samples. NOTE In order to simulate the state