Enroll at any time.

Participants will test in accordance with ASTM E1347 and ASTM E1349 and report their results as CIE L* a* b* data only.

Sample Description: Two opaque color paint chips, selected from throughout the color spectrum. The two chips consist of a main color and a nonmetameric match with slight color differences.

Samples ship in January, April, July, and October for a total of four shipments, with shipments beginning with the earliest available cycle of testing.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.