Curcumin, China Curcumin Manufacturers, Suppliers, Factory

Curcumin

Curcumin is a bright yellow chemical produced by some plants.

Introduction

Curcumin is a bright yellow chemical produced by some plants. It is the principal curcuminoid of turmeric (Curcuma longa), a member of the ginger family, Zingiberaceae. It is sold as an herbal supplement, cosmetics ingredient, food flavoring, and food coloring. Chemically, curcumin is a diarylheptanoid, belonging to the group of curcuminoids, which are natural phenols responsible for turmeric's yellow color.

Botanical name	Curcuma longa				Part used			Root
Description	Specification				Test result			Method
Appearance	Yellow-Orange				Complies			Visual
Odor	Characteristic				Complies			Organoleptic
Taste	Characteristic				Complies			Organoleptic
Particle Size 60	NLT 95% through 60 mesh				Complies			USP38
Chemical Test
Method		HPLC
IR Spectrum		Sample is concordant with standard
Solubility		Soluble in ethanol acetone and glacial acetic acid				Complies		USP38
Assay		Curcuminoids≥95.0%				95.36%		HPLC (USP38)
		Curcumin 70-85%				71.40%
		Demethoxycurcumin 15-25%				19.10%
		Bisdemethoxycurcumin 2-6%				4.86%
Loss on Drying		≤2.0%				0.50%		GB/T5009.3-2016
The total ash		≤1.0%				0.40%		GB/T5009.4-2016/5.3.3
Solvent residue		≤ 5000ppm				3000ppm		USP38
Tap Density g/ml		0.5-0.9				0.65		GB/T21354-2008
Bulk Density g/ml		0.3-0.5				0.45		GB/20316.2-2006
Heavy Metals		≤10ppm				< 5ppm		GB/T5009.74-2003
As		≤3ppm				0.12ppm		GB/T5009.11-2003
Pb		≤2ppm				0.13ppm		GB/T5009.12-2010
Cd		≤1ppm				0.2ppm		GB/T5009.15-2003
Hg		≤0.5ppm				0.1ppm		GB/T5009.17-2003
TPC		< 1000 cfu/g		920				Authorized Lab
Yeast&Mold		< 100 cfu/g		50				Authorized Lab
E.Coli		None		Not Detected				Authorized Lab
Staphylococcus aureus		None		Not Detected				Authorized Lab
Salmonella		None		Not Detected				Authorized Lab
Packing	20kg/Drum		Shelf Life				2 Years
Storage	Keep in cool,dry place, avoid direct sunlight
Remark	NON-Irradiated

Functions and Applications

1.The most common applications are as an ingredient in dietary supplement, in cosmetics, and as flavoring for foods, such as turmeric-flavored beverages in the Indian Subcontinent and Southeast Asia.

2.As a food additive for gold-orange coloring in turmeric and prepared foods, its E number is E100.