Codes for the representation of names of languages - Alpha-3 code for language families and groups Ingestion-build-54484 This document specifies a method

This document specifies a method for the determination of gross alpha and gross beta activity concentration for alpha- and beta-emitting radionuclides

To safeguard staff

It does not deal with the formulation of complex and commercial mixtures highly loaded with solids

noise levels

Not defined by this International Standard are

Codes for the representation of names of languages - Alpha-3 code for language families and groups Ingestion-build-54484 This document specifies a method1 Scope This part of ISO 639 provides a code consisting of language code elements comprising three letter language identifiers for the representation of names of living and extinct language families and groups. Languages designed exclusively for machine use, such as computer programming languages, are not included in this code.