Normas ISO

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

Control charts — Part 6: EWMA control charts for the process mean

Information technology — TLS specification for storage systems

Financial services — Secure cryptographic devices (retail) — Part 1: Concepts and requirements

Requirements for large-scale test methods to represent fire threats to people in different fire scenarios