Yunnan Tonghai Yang Natural Products Co., Ltd.
Main products:Carthamus Yellow,Tonghai Radish Red,Red Cabbage Color,Purple Sweet Potato Color,Water Soluble Lac Dye
Contact Us
  • Contact Person : Ms. Zhou Ju
  • Company Name : Yunnan Tonghai Yang Natural Products Co., Ltd.
  • Tel : 86-0877-3663828
  • Fax : 86-0877-3663829
  • Address : Yunnan,Yuxi,Yangguang Town
  • Country/Region : China
  • Zip : 652704

Cosmetic colorant

Cosmetic colorant
Product Detailed
Perfect solubility,natural,deodorized,less odour.The 1st natural color for Geographic Indication Protection product in China.


Curcumin is extracted from the root of Curcuma longa as raw material. It’s a natural food pigment by the process of solvent extracting, concentrating, refining and drying.


The appearance of curcumin is yellowish to orange red free flowing powder, has the characteristic odor-turmeric like, the active ingredient is curcumin. It can not dissolve in water and ether, easy to dissolve in ethanol, acetic acid and propylene glycol, completely soluble in acetone. The color shade of acidic solution is pale yellow, and reddish brown in alkaline condition. It has a good resistance to heat, but not to light and Fe2+. It has  superior pigmentation ,especially for protein.

·Quality Standard


Enterprise Standard


Yellowish to orange red free flowing powder

Curcumin Content               %  Less than


Color Value E(1%,1cm,425±2nm)      Less than


Ash                     %   Less than


Lead(as Pb)                   mg/kg Less than


Arsenic(as As)                  mg/kg Less than


Pathogenic Bacteria


·Application and Usage Reference

Curcumin can be widely used in carbonic acid drink, candy, wine, ice-cream, jelly. The usage reference is 0.01g/kg.

Cosmetic colorant

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