Superior supply of synthetic curcumin CAS: 458-37-7 97% min Product Name: Curcumin Chinese aliases: ketamine, curcumin, acid yellow, natural yellow 3, 1,7-bis (4-hydroxy-3-methoxyphenyl) -1,6-heptadiene-3,5-dione English Name: curcumin CAS: 458-37-7 Molecular formula: C21H20O6 Molecular weight: 368.38000 Appearance: orange crystalline powder Melting point: 183 degrees C Content: > 98% Failure: Density: 0.93 Boiling point: 591.4 C at 760 mmHg Flash point: 208.9 C PH range of acid-base indicator: Yellow (7.8) to red-brown (9.2) Refractive index: 1.4155-1.4175 Acidity coefficient (pKa): 8.09 (at 25 C) Vapor pressure (kPa): 6.43E-15mmHg at 25 degrees C Maximum wavelength (lambda max): 430 nm Steam density: 13 (vs air) Color index: 75300 Uses: 1: widely used in food, dishes, cakes, candy, canned food, feed, jelly, ice cream and carbonated drinks, cosmetics, medicine coloring, edible yellow pigments. Our country has a long history of using dried radish, curry powder, etc. The maximum usage is 0.01g/kg. Sugar pickles, ham, sausages and apples, pineapples and chestnuts are used in Japan. 2: acid-base indicator, pH 7, 8 (yellow) - 9.2 (red brown). 3: Chromogenic Reaction for Beryllium, Zirconium and Magnesium, Borate and Reagents. A natural phenolic substance with anti-tumor and anti-inflammatory properties and antioxidant properties can induce cancer cell death. Packing Type: 25KG/Cardboard Bucket Separable Storage: Store in a cool place. Containers are kept tightly closed and stored in a dry and ventilated place. recommended storage temperature: 2 - 8 degree C Founded in 2007, our company is a high-tech pharmaceutical and pesticide chemicals company which integrates R&D, production and sales. It is dedicated to the research and development, production and sales of raw materials and intermediates, fine chemicals. We have an efficient and professional project management team, which can provide from milligram to ton according to customersrequirements. We provide a wide range of customized synthesis and production services for pharmaceutical companies, pharmaceutical biotechnology companies, universities and research institutes, such as pharmaceutical intermediates, reference compounds and new reagents. We listen carefully to our customersopinions and needs, and provide timely and effective feedback. We are still making progress. High, ready to accept greater challenges, range of services: customized synthesis of compounds, customized synthesis of chemicals, customized synthesis of polypeptides, protein synthesis, customized synthesis of pharmaceutical intermediates, generic pharmaceutical synthesis, customized synthesis of chemical CRO, etc., to provide you with the most thoughtful and comprehensive services at the most favorable prices, including high pressure. Hydrogenation, anaerobic and anhydrous environment, ultra-low temperature environment and high corrosive environment are harsh process flow. We have advanced technology and rich synthesis experience. Professional R&D team is currently in the leading position in China, with an excellent management team and a group of high-quality R&D personnel and experienced technicians. The main technical force is composed of doctors and masters who have been engaged in organic synthesis for many years. More than 90% of them have bachelors degree or above. Welcome new and old customers to contact us for business negotiation. Are looking for synthetic curcumin manufacturers, curcumin manufacturers, acid yellow factories or suppliers, where to sell curcumin or want to know the price market deduction, please contact us for natural yellow 3 test sheet, analysis of single COA or MSDS data.