The GB/T 1747.2-2008 standard specifies a test method for the determination of pigment content in Paints and varnish by ashing. The method involves the measurement of the remaining inorganic substances after the Coating sample is ashing at high temperature to remove the organic components to determine the pigment content. The standard describes in detail the steps of the test, the instrument requirements and the method of calculating the results to ensure the accuracy and Reliability of the determination. This standard is applicable to various Paints and varnish products to help evaluate the actual content and mass of their pigments.