Product description: Disperse Violet 57/Violet PX-BL C .I. NO:Disperse Violet 57 CAS NO:61968-60-3 Molecular Structure: anthraquinones Properties and Applications: blue purple, red light purple. Same product: Violet BA Brilliant Violet BL Violet BL-0l Violet P-BL Violet PX-BL Violet X-B Violet BL Disperse Violet 57 Applications: Disperse Violet 57 is used in coloring for plastics,polymer ,PS,ABS,PMMA,PC,PET,fiber,rubber,wax,oil,lubricant,fuel,gasoline,candle,paint,printing inks,signaling smoke. Physical & Chemical Properties Standard Ironing Fastness Light Fastness Persperation Fastness Washing Fastness Fading Stain Fading Stain Fading Stain ISO 4-5 4 7-8 5 5 4-5 4-5 Test Items Specification / Standard Test Conclusion Appearance Violet powder Similiar Sulphated ash 0.5%max 0.009% Moisture 1.0%max 0.1% Purity ≥99.0% 99.7% Assay 99.0%~101.0% (anhydrous substance) 99.8% Strength 101%±3% 101% Packages: 25kgs/ Bagsl