Значение и использование

These test methods are suitable for determining if impurities are present and establishing that the required pigments are present. These test methods may be used for manufacturing quality control.

Область применения

1.1 These test methods cover procedures for the chemical analysis of blue pigments known commercially as iron blue, copper phthalocyanine blue, and ultramarine blue.

1.2 The analytical procedures appear in the following order:

SectionsIron Blue PigmentsIdentification6Moisture by the Brabender Moisture Tester7 and 8Moisture by Toluene Distillation9Water-Soluble Matter by Extraction10Water-Soluble Salts by Electrical Conductivity11Detection of Acid-Insoluble Extenders12 and 13Detection of Acid-Soluble Extenders14 to 17Detection of Organic Colors and Lakes18Copper Phthalocyanine Blue PigmentsIdentification19Moisture and Other Volatile Matter20Detection of Basic Dye Derivatives21Detection of Other Organic Coloring Matter22Detection of Ultramarine Blue23Detection of Iron Blue24Ultramarine BlueIdentification25Moisture and Other Volatile Matter26Water-Soluble Matter27Detection of Basic Dye Derivatives28Detection of Other Organic Coloring Matter29

1.3 This standard does not purport to address the safety concerns associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.