... -66-6 2.STRENGTH:125% 3.APPEARANCE:RED POWDER 1.CAS No.: 6416-66-62.STRENGTH:125%3. DYESTUFF FOR SILK ... REASONABLE PRICE 5.GOOD LOGISTICS SERVICE6.Please refer to our Acid dyes products list in the following:YELLOW 59, 67, ... 88, 95, 156RED 57, 111, 131,151, 211, 213, 215, 249, 266, 299, 336, 361, 362, 407, 414BLUE 40, 80, ... , 27VIOLET 54, 90BLACK 24, 60, 168, 172, 194, 220 ACID Red 249 CAS NO.6416-66-6