Water quality. Characterization of analytical methods. Guidelines for the selection of a representative matrix1 Scope This document specifies representative materials suitable for the determination of the performance characteristics, including uncertainty, during the initial assessment of a quantitative method, used in a laboratory, for physico chemical water analysis. This document focuses on five main types of water: waters intended for consumption (5. 2); natural waters (5. 3); waste waters (5. 4); marine waters (5. 5); recreational waters (5. 6). NOTE

Biometric authentication is a security process that relies on the unique biological characteristics of individuals to verify they are who they say they are

BS EN 17066‑1 supports the operations of temperature-controlled logistics organizations that specialize in the storage

g) DC circuit-breakers for fixed installations which complies with IEC 61992‑2

This International Standard specifies a method for the determination of the hexane extract (or light-petroleum extract)

The levels proposed are more adapted for residential

Why should you use ISO 15077

BS EN 13126‑15 is the 15th part of the BS EN 13126 multi-series of standards that specifies requirements and test methods for durability

Why should you use PD CEN/TS 16707-Detection of genetically modified organisms in food products

according to a set of procedural rules as outlined in Reference [1] of the Bibliography)

is likely to go acidic or when the result of such testing is inconclusive

selection and assessment of relevant potential vulnerabilities in order to conduct an ISO/IEC 15408evaluation of a software target of evaluation

The main technical changes include: