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ASTM
D332-87(2020)
Standard Test Method for Relative Tinting Strength of White Pigments by Visual Observation
2020
3
ASTM Vol.06.01 (2023)
This test method describes the procedure for determining the relative tinting strength of white pigments by visual assessment of blue tints. This test method is applicable only for comparing the test pigment with a reference standard of the same type and grade. NOTE 1: Test Method D2745 describes a procedure for instrumental evaluation of black tinted samples. The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only...