Colorfast Test Methods Available at ARDL Include:

AATCC
Gray Scale for Color Change

ASTM D 1003
Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics

ASTM D 1925/DIN 6167
Test Method for Yellowness Index of Plastics (Withdrawn, no replacement)

ASTM D 2244
Standard Practice for Calculation of Color Tolerance and Color Differences from Instrumentally Measured Color Coordinates

ASTM E 308
Standard Practice for Computing the Colors of Objects by Using the CIE System
ASTM E 313
Standard Practice for Calculating Yellowness and Whiteness Indices from Instrumentally Measured Color Coordinates

ASTM E 991
Standard Practice for Color Measurement of Fluorescent Specimens

ASTM E 1164
Standard Practice for Obtaining Spectrophotometric Data for Object-Color Evaluation
ASTM E 1349
Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Bidirectional Geometry
SAE J 1545
Instrumental Color Difference Measurement for Exterior Finishes, Textiles and Colored Trim
TAPPI 525/ISO R457
ARDL can test to additional standardized specifications as well as custom specifications. If you are interested in a method that is not listed here, please do not hesitate to call (330) 794-6600 or toll free (866) 778-ARDL to find out if we can perform your test. Chances are we can help and if not, we may know someone who can.

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ARDL is accredited by A2LA for the test methods listed in this scope