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  • 4/27/2015 5:41:12 PM
  • sales@zelangusa.com
Curcumin image

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.

As a professional large biopharmaceutical company, Zelang Group can not only provide all kinds of Chinese medicinal materials, but also provide you with pure natural plant pigment, antioxidant plant extracts, organic plant extracts and all kinds of green products. If you have any interest,please e-mail our Sales Executive for more products information which not listed in! Mailbox of our Sales Executive: sales@zelangusa.com

Curcumin - Characteristics:natural dye, natural pigment, natural color

The appearance of curcumin is yellowish to orange red free flowing powder, has the characteristic odor-turmeric like, the active ingredient is curcumin. It cannot 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.

Curcumin - Quality Standard:natural dye, natural pigment, natural color


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


Applications and Usage Instruction(in compliance with GB2760:Hygienic standards for uses of food additives)

Curcumin can be widely used in carbonic acid drink, candy, wine, ice-cream, jelly.

Usage Reference(in compliance with GB2760:Hygienic standards for uses of food additives)

The usage reference is 0.01g/kg.

Curcumin - Package:natural dye, natural pigment, natural color

Powder is packed with corrugated box, carton, or plastic drum with inner double plastic bags, net weight is 10kg or 20kg for each container. Liquid is packed with plastic drum, net weight is 20kg.Package standards are also available according to consumer‵s demand.

Curcumin - Storage:natural dye, natural pigment, natural color

Sealed, avoid light, store in a cool and dry place.

Curcumin - Shelf Life:natural dye, natural pigment, natural color

If the storage condition attains as mentioned above, powder is two years from production date. Once opened, should seal up again and use within six months.


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