Standard for Evaluating Color Change in Fastness Tests

Grey Scale A02 helps you evaluate color changes in your laboratory fastness tests in a reliable and objective way.

Grey Scale A02 consists of nine pairs of matte grey-white strips designed to represent perceived color differences. These strips correspond to fastness ratings of 5, 4-5, 4, 3-4, 3, 2-3, 2, 1-2, and 1.

Features

• Nine pairs of matte grey-white strips
• Internationally standardized grading system
• ISO 105-A02 compliant
• Ideal for color fastness testing in textile laboratories

Intended Use

• Color change evaluation: Used to objectively grade color changes after fastness tests as defined in ISO 105-A02.
• Light fastness evaluation: Used for grading test results according to Light Fastness Standards.