Färgingredienser

This document defines terms that are used in the field of pigments, dyestuffs and extenders. For some terms, reference is made to ISO 4618 in which also terms and definitions for colourants are given, relating to their use in coating materials.

This document applies to the industry producing colouring materials and the consumer who uses the products of this industry. In this document, the colouring materials are classified in accordance with colouristic and chemical aspects. Some dyestuffs for use in the ceramics and food industries are listed as examples.

This document specifies a general method of test for comparing the colour of a coloured pigment with that of an agreed sample. Either of the procedures described in Clause 6 and Clause 7 is acceptable but the method using an automatic muller is the reference method.

This document specifies a general method of test for determining the pH value of an aqueous suspension of a sample of pigment or extender.