Normas ISO

Raw, natural rubber — Determination of the plasticity retention index (PRI)

Protective clothing — Test methods for clothing providing protection against chemicals — Part 5: Determination of resistance to penetration by a spray of liquid (manikin spray test)

Information technology — Coded representation of immersive media — Part 3: Versatile video coding

Facility management — Existing performance management in facility management organizations — State of the industry

Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 1: General rules for the preparation of the initial suspension and decimal dilutions — Amendment 1: Requirements and guidance on the use of a larger test portion size for qualitative methods

Ophthalmic optics — Spectacle lenses — Aspects of three-dimensional properties and reference markings