Full Description

This evaluation procedure is intended as an alternative to the visual method of Evaluation Procedure 1, Gray Scale for Color Change, for assessing the change in color of a test specimen. It is applicable to any test method referring to Gray Scales except those which involve treatment with solutions containing fluorescent whitening agents (FWA).

Product Details

Published: 2009 Number of Pages: 3File Size: 1 file , 200 KB