Leather. Chemical tests for the determination of certain azo colorants in dyed leathers - Determination of certain aromatic amines derived from azo colorants Ingestion-build-65808 2 Test power spectral densities

2 Test power spectral densities (PSD)

ISO 4026:1993

It applies to the quality control of the microimages produced with a given micrographic system and the assessment of the potential legibility of the documents recorded using that system

The definition of metadata is addressed by ISO/IEC 11179 and is outside the scope of this International Standard

EN 13848-3 and EN 13848-4

Leather. Chemical tests for the determination of certain azo colorants in dyed leathers - Determination of certain aromatic amines derived from azo colorants Ingestion-build-65808 2 Test power spectral densities1 Scope This document specifies a method for determining the use of certain azo colourants which can release certain aromatic amines.