GB/T 21782.14-2010 "Powder coatings Part 14: Terminology" is China's national standard for terminology specifications in the field of powder coatings. It was released on September 26, 2010 and implemented on August 1, 2011. The standard is equivalent to ISO 8130-14:2004, proposed by China Petroleum and Chemical Industry Federation, and managed centrally by the National Coatings and Pigment Standardization Technical Committee. The standard specifies terms and definitions related to powder coatings, such as caking, charge-to-mass ratio, deposition efficiency, electrostatic spray, etc., providing a unified terminology basis for the production, testing, application and international trade of powder coatings, ensuring the accuracy and conformity of industry communication.