ISO Factory Supply Wholesale Bulk Best Price CAS 331 39 51 99% Caffeic Acid Powder

Caffeic acid is an organic acid with molecular formula of c9h8o4 and molecular weight of 180.15. It is yellow crystal obtained from concentrated aqueous solution and monohydrate obtained from dilute aqueous solution. Decomposition point 223 ~ 225 ° (softening at 194 °). Slightly soluble in cold water, easily soluble in hot water and cold ethanol. It can be safely used in cosmetics and has a wide range of antibacterial and antiviral activities. It can absorb ultraviolet rays. Low concentration is an additive that can inhibit skin type hair dyes, which is conducive to enhancing the strength of color.