Marigold Extract 

 

1. Latin Name:  Tagetes erecta L.  

 

2. Main Specification :  5%~80% Lutein ,20%/4%  20%/8% 20%/1.2%

 

3. Apperance:  Orange powder

 

4. Test Method: UV HPLC

 

5. Part Used: flower

 

6. Active ingredients: lutein   Zeaxanthin

 

7. Odor: Characteristic

  

8. Function:

 

1). Lutein is the retina, macula can not be a major component of material loss

 

2). Prevent the physiological structure and function of the eye mutation

 

3). It is a potent antioxidant, absorbing ultraviolet and blue. Eyes light poisoning treatment

 

4). It has a vasodilator function can improve retinal blood circulation and promote the supply of nutrients ,can prevent the occurrence of a disease caused by the human body due to organ aging, and prevention of cell aging.

  

9. Physical & Chemical:

 

ITEMS	STANDARD
Physical and Chemical Control
Assay (HPLC)	5% -90% Lutein
Appearance	Orange fine powder
Odor	Characteristic
Tasted	Characteristic
Sieve analysis	100% pass 80 mesh
Loss on Drying	≤5.0%
Bulk density	0.6-0.8g/100ml
Heavy Metal
The Total Heavy Metal	≤10ppm
Pb	≤2ppm
As	≤2ppm
Microbiological Control
Total Plate Count	≤1000CFU/g
Yeast&Mold	≤100CFU/g
E.coli	Negative
Salmonella	Negative
Pseudomonas aeruginosa	Negative

CAS NO.:	127-40-2
Specs Available:	Lutein Powder 5%-90%(HPLC/UV) Lutein CWS 5%(HPLC)Lutein Oil suspending5%,10%,20%,30%(HPLC) Lutein ester 5%-60%(HPLC)
Characteristic Appearance: Odor: Molecular Formula: Molecular Weight:	Reddish orange yellow fine powder Characteristic C40H56O2 568.87

About us:

 

 

Hangzhou Greenthink Biological Tech Co., Ltd. is a high-technology enterprise engaged in the study, development, production and sales of plant extracts. We are located in Hangzhou City, which is famous for beautiful West Lake and about 180km to the largest Port City-Shanghai in China. 

Our company owns a research institute, central foundation and sales department. 90% of our products are sold to Europe, America, Japan, Korea and Singapore. 

Our company possesses an R&D center with advanced HPLC, GC, AAS and UV analysis equipment, which enables us to set up quality control system from research to production conveniently. We have set up a long-term relationship with Zhejiang University and Zhejiang University of Technology, researching new biomedicine, health-care foods and intermediary materials. 

Based on the principle of high quality, competition price and honest service, we welcome partners from at home and abroad to cooperate with us. We are applying ourselves to the cause of green health for mankind .