Product description: Name:C.I.Basic Violet 3,C.I.42555 Molecular Structure: triarylmethane class C.I.Basic Violet 3,C.I.42555,CAS 548-62-9,407.98,C25H30ClN3,Crystal Violet,Basic Violet 3B,Basic Violet 5BN,Basic Violet 6BN Molecular Formula:C25H30ClN3 Molecular Weight: 407.98 CAS Registry Number:548-62-9 Properties and Applications: bright blue purple. SAP green flash even powder or small pieces. For purple soluble in water, soluble in ethanol for purple. The strong sulfuric acid for titian, dilute for dark green light after yellow, then turned into the blue and purple; In nitric acid for olive. The dye solution to join sodium hydroxide purple precipitation; Join the hydrochloric acid for blue. In the cotton dyeing thing of sulfuric acid solution 10% drops into green light yellow; On drop acid solution ferrie sulfate-potassium thiosulfate into dark yellow, and a green light blue rings. The fabric dyed tannins mordant dyeing, for colourful blue purple, tungsten light in a red. Used for silk dyeing, also used in wool dyeing and can be used for leather, paper, grass products, hemp dyeing, can be made into color break, to paint of paint, and stamp-pad stamp-pad oil, printing ink, and colored pencils cultural and educational supplies, etc. In medicine LongDanZi used for the original fluid. Standard( Cotton ) Light Fastness Persperation Fastness Ironing Fastness Soaping Fading Stain Fading Stain Fading Stain B 1 1-2 3 1-2 A 1 1-2 3 1-2 International similar brand Basic Violet 3B,Basic Violet 5BN,Basic Violet 6BN ABCOL Crystal Violet Aizen Crystal Violet Akoyl Crystal Violet 6B Alkality Purplish 5BN Basazol Violet 57L Basic Crystal Violet Basic Gentian Violet Basic TSA Crystal Violet Basic Violet 10B