Revision Interpretation of GB/T 23981.2-2023 Paints and Varnishes—Determination of Hiding Power—Part 2:Method of Black and White Grid Panel
This paper introduces the revision background of the national standard GB/T 23981.2-2023 Paints and Varnishes—Determination of Hiding Power—Part 2:Method of Black and White Grid Panel.The determination of the main content of the standard,the differences before and after the revision of the standard and the verification test situation as well as the advanced nature of the standard are pointed out.
hiding powersmethod of black and white grid panelstandardrevision
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