Basic Violet 4 CAS 2390-59-2 Ci 42600 for Hair Dye¹

Product Description Basic Violet 4 CAS 2390-59-2 CI 42600 for Hair DyeSpecification:Basic violet 4Light Fastness1Perspiration Fastness(fading)2Perspiration Fastness(stain)1Soaping(fading)3Soaping(stain)3-4Basic violet 4 Physical Properties and light fastness.Basic violet 4 Properties: violet. Soluble in cold water, soluble in hot water for bright red, in boiling water can decompose, soluble in ethanol for yellow. The strong sulfuric acid in colorless, diluted into light yellow. Add hydrochloric acid in aqueous solution into deep yellow, heated to a boiling is colorless; Sodium hydroxide solution to generate white precipitation. Silk fiber in a bright yellow, in a red under tengsten lamp.      ApplicationBasic Violet 4 Properties and Applications: blue purple. Soluble in cold water and hot water are violet blue, easily soluble in ethanol for violet. The strong sulfuric acid in orange, yellow to orange for diluted green. The dye solution to join sodium hydroxide have grey purple precipitation. Basic Violet 4 CAS 2390-59-2 Used for Semi-Permanent Hair Dye as well. Company ProfileHUNAN JQMATERIAL TECH CO.,LTD is reputable supplier specialized in pigments and dyes since 2010. After years of development, the company has an experienced sales and after-sales service team.    Strict quality guarantee system and perfect management system, high-quality products after-sales service is our foothold. Based on "quality first, reputation first" principle , provide customers with qualified colorants food, cosmetic and pharmaceutical industries and organic intermediate for dyes and pharmaceutical industry.FAQQ1: Are manufacturer or trading company?A: We are manufacturer. You are welcome to visit our factory.Q2: How to contact with us?A: Click the "Send your message to this supplier", send us message, you will get reply within 24 hours.Q3:Which kind of payment terms do you accept?A: For small order,you can pay on by Paypal, Western Union, Money Gram etc     For bulk order, you can pay to our company's bank account.Q4:How can I make payment safe?A: The whole transaction is under Made-in-China (Third party) inspectionQ5:How can I get a sample?A few sample is free but you need to pay for the shipping cost.we normally send sample by FEDEX, DHL,EMS. Packaging & ShippingMOQ is 1KG. We have 1kg bag and bottle5KG bottle and 20L bottle25KG/Box and 25KG/BagSample usually shipped by Fedex, DHL, UPS. Bulk order can be shipped by sea, air or by railway.CertificationsOur Advantages1. Before shipment, free sample for test2. Packing as your request, with photo before shipment3. Cargoes photo before and after loading into container4. Fast shipment by reputed shipping line5. Best service after shipment with emails  For More Information Send us Inquiry as below Please !!! 

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