Standard for Evaluating Color Change in Fastness Tests

The Grey Scale A02 consists of nine pairs of matte grey-white stripes designed to show perceived color difference. These stripes represent fastness levels corresponding to 5, 4-5, 4, 3-4, 3, 2-3, 2, 1-2, 1 .

Features

• Nine pairs of grey-white matte stripes
• Rating system in accordance with international standards.
• ISO 105-A02 compliant
• Ideal for color fastness testing in textile laboratories.

Intended Use

• Color change assessment: As defined in the ISO 105-A02 standard, this is used to objectively grade the color change that occurs as a result of fastness tests.
• Lightfastness assessment: Used in grading tests conducted according to Lightfastness Standards.