AATCC #38610B (20AFU), Standard of Fade for Blue Wool, size 12×6.5cm, pc

This fabric has been faded to the specified endpoint for a 20 AFU test (or multiples of 20 AFU) as described in applicable AATCC Test Methods, including TM16.3, Colorfastness to Light: Xenon-Arc. Match to exposed blue wool to determine when a 20 AFU test is complete.