The ISO 3682-1998 standard specifies a method for determining the acid value of lacquer bases for Paints and varnishes, which is tested using the Titrimetric method. This method is used to evaluate the acidic components in Coatings that may affect the performance and Stability of Coatings. The standard provides detailed test procedures and calculation methods to ensure the accuracy of the results, providing a basis for quality control and formulation optimization of Coatings.
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