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/ Kit
Gray Scale for Color Change is used to visually evaluate change in color due to colorfastness tests as described in Evaluation Procedure 1 which is included in the purchase of a Gray Scale for Color Change. Product Name AA GRAY SCALE FOR COLOR CHANGE Product Number 306001 Testing Standards Test Methods MOQ 1 Kit
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/ Pack
Card stock: 163 g/m2 (90 lb) one ply, White Bristol Index
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/ Unit
Use Blue Wool Lightfastness Standard specimens to calibrate and verify lightfastness testing as specified in applicable AATCC Test Methods. Measure 20 AATCC Fading Units (AFU) (85 kJ/m2nm @ 420 nm). L2 is approved for use in place of L4 for 20 AFU tests.
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/ Unit
AATCC L-2 BLUE WOOL, 20″ X 32″
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