... 70-7 2.STRENGTH:400% 3.APPEARANCE:YELLOW POWDER 1.CAS No.: 6459-70-72.STRENGTH:400%3. DYESTUFF FOR SILK ... ,WOOL, NYLONG ETC.4.HIGH QUALITY & REASONABLE PRICE 5.GOOD LOGISTICS SERVICE6.Please refer to our Acid dyes products ... 232ORANGE 33, 88, 95, 156RED 57, 111, 131,151, 211, 213, 215, 249, 266, 299, 336, 361, 362, 407, 414BLUE 40 ... 90BLACK 24, 60, 168, 172, 194, 220 ACID Yellow 117 CAS NO.6459-70-7