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
Products
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

pharmaceutical colorant natural pigment Curcumin

pharmaceutical colorant natural pigment Curcumin
Product Detailed
1.ISO9001:2008 Certificate 2.Kosher Certificate 3.Perfect solubility 4.natural pigment 5.deodorized Curcumin

Curcumin

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.

·Characteristics

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

Items

Enterprise Standard

Appearance

Yellowish to orange red free flowing powder

Curcumin Content               %  Less than

90

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

1450

Ash                     %   Less than

4

Lead(as Pb)                   mg/kg Less than

5

Arsenic(as As)                  mg/kg Less than

3

Pathogenic Bacteria

Negative

·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.

pharmaceutical colorant natural pigment Curcumin



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