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China, Chinese Basic Blue 7 CAS 2390-60-5 Victoria Pure Blue Bo C. I. 42595 C. 1. Basicblue7 (42595)1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pigment DyeBasic DyeBasic Blue 72390-60-5
Ningbo Surest Chemical Co., Ltd.
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Product Description Product Description NameBasic Blue 7Synonyms[4-[4-(Diethylamino)-alpha-[4-(ethylamino)-1-naphthyl]benzylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium chloride; Victoria Pure Blue BO Molecular Structure Molecular FormulaC33H40ClN3Molecular Weight514.15CAS Registry Number2390-60-5EINECS219-232-0 Chemical Property/Description: Main Uses: Brown to yellow-brown to dark red solid. Slightly soluble in cold water, soluble in hot water, easily soluble in ethanol, are blue. In concentrated sulfuric acid brown light yellow, after dilution to red yellow. Olive green in concentrated nitric acid. The aqueous solution is reddish brown when sodium hydroxide is added.Basic Blue 7 can be used to dye wool, silk and tannin-dyed cotton fibers, but the color fastness is poor. When dyeing silk, if the direct fast turquoise blue GB or direct lake blue 5B is dyed, and then the Basic Blue 7 is overcolored, the color obtained is gorgeous, which is not matched by other dyes. This product is mostly used for paper, bamboo, wood products coloring and manufacturing blue ink, color lake, biological and bacterial tissue coloring. Basic Blue 7 is used in the manufacture of ballpoint pen oil, carbon paper and waxed paper. Can also be used for bamboo, wood coloring and manufacturing color lake. It can also be used for dyeing cotton, acrylic fiber and silk.Basic Blue 7 is also used in the fields of pesticide synthesis, metal surface treatment and developer preparation. Detailed Photos FAQ Question 1: Can I get samples?Answer: Yes,you can get free samples of our most products,while the courier cost will be borne by the buyers.Question 2: What's your MOQ?Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.Question 3: What's your delivery time?Answer: Orders shipped by express delivery,the delivery time is usually 5~7 working days;Orders shipped by air transport,usually around 7~10 working days; Orders shipped by sea , usually around 2~3 working weeks.Question 4: What are the different payment methods?Answer: We usually accept T/T, L/C and Western Union.Question 5: How do you treat quality complaint?We take quality very seriously, it is one of the founding principles of our business. If the quality problem actually exists, we will replace with qualified goods or refund the money.
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