... CAS NO.6416-66-6 2.STRENGTH:125% 3.APPEARANCE:RED POWDER 1.CAS No.: 6416-66-62.STRENGTH:125%3 ... & REASONABLE PRICE 5.GOOD LOGISTICS SERVICE6.Please refer to our Acid dyes products list in the following:YELLOW 59, 67, 117 ... 111, 131,151, 211, 213, 215, 249, 266, 299, 336, 361, 362, 407, 414BLUE 40, 80, 83, 90, 93, 113, 168 ... 25, 27VIOLET 54, 90BLACK 24, 60, 168, 172, 194, 220 ACID Red 249 CAS NO.6416-66-6