light fastness standards. blue wool fabric to aatcc standards.singles,specify l2, 4.
耐光牢度标准织物,蓝色羊毛织物,,符合aatcc标准,单片,规格有l2,4。
blue wool lightfastness standards
this series of dyed blue wool fabrics is used as a calibration and verification tool in aatcc test method16, colorfastness to light. the series of fabrics represent amounts of light exposure from 5 aatcc fading units to 320 aatcc fading units. the fabrics are used as an internal verification to be surethat the equipment is operating consistently and is properly calibrated. the instrumental fading endpoints and the amount of light energy in kj/m^2/nm @ 420 nm for each of the blue wool lightfastnessstandards is given in table ii of test method 16. the blue wool fabrics available are sold in 50 x 75 cm(20 x30 in) pieces. a visual standard of fading for the l-2 and l-4 fabrics also are available.
l-2 blue wool lightfastness standards are wool fabric used to calibrate and verify testing equipment during lightfastness testing as specifiedin aatcc test method 16 colorfastness to light.
l-4blue wool lightfastness standards are wool fabric used to calibrate and verify testing equipment during lightfastness testing as specified in aatcc test method 16 colorfastness to light.
standard of fading for l-2 is blue wool fabric that has been faded to the specifiedendpoint as described in aatcc test method 16 colorfastness to light.
standard of fading for l-4 is blue wool fabric that has been faded to the specifiedendpoint as described in aatcc test method 16 colorfastness to light.

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东莞市莞城科诚仪器经营部
王先生 刘女士
13713266782
东莞市莞城区莞太大道5号讯通大厦商务中心四楼406室