BS EN ISO 787-21:2017

This standard BS EN ISO 787-21:2017 General methods of test for pigments and extenders is classified in these ICS categories:

• 87.060.10 Pigments and extenders

This part of ISO 787 specifies a general method of test for comparing the heat stability of the pigment under test against that of an agreed sample.

NOTE — When this general method is applicable to a given pigment, only a cross-reference to it should be included in the International Standard relating to that pigment, with a note of any detailed modification which may be needed in view of the special properties of the pigment in question. Only when this general method is not applicable to a particular pigment should a special method for comparison of heat stability be specified.