Einingaverð: | 91~95 USD |
---|---|
Incoterm: | FOB,DAF,DES,CFR,CIF,EXW,FAS,FCA,CPT,CIP,DEQ,DDP,DDU,Express Delivery |
Mín. Order: | 1 Kilogram |
Gerð nr.: Youth-081
Merki: Ungmenni
Tegundir Af: Jurtateyði
Eiginleikar: Duft
Staðsetning: Blað
Útdráttaraðferð: Úrvinnsla leysa
Pakki: TROMMA, Plastílát
Upprunastaður: Kína
Prófunaraðferð: HPLC
vöru Nafn: Zeaxanthin Powder
Extract Source: Marigold
Appearance: Orange powder
Specifications: 5%-73%
CAS NO.: 144-68-3
Solubility: Insoluble in water, ethanol (0.3%), soluble in ethyl acetate
Grade: Food grade/cosmetic grade
Extraction Solvent: Propylene glycol and potassium hydroxide
Pökkun: 1. 1 kíló fyrir á álpappírspoka með einum plastpokum að innan; 2. 25 kíló á hverja pappa tunnu með einni plastpokum að innan; 3. umbúðir sem kröfur viðskiptavina.
Framleiðni: Annual Output 500 Tons
Samgöngur: Express,Air,Land,Ocean,Others
Upprunastaður: Kína
Framboð hæfileika: Annual Output 500 Tons
Vottorð: Kosher,Hala,Haccp,ISO Certificate
Höfn: Shanghai Port,Tianjin Port,Guangzhou Port
Incoterm: FOB,DAF,DES,CFR,CIF,EXW,FAS,FCA,CPT,CIP,DEQ,DDP,DDU,Express Delivery
Magn zeaxanthin duft 10% verð
1. Kynning á zeaxanthin dufti:
Zeaxanthin er ein algengasta karótenóíðin í náttúrunni og er notuð í xanthophyll hringrásinni. Það er litarefni sem er búið til af plöntum og nokkrum örverum og er litarefni chili papriku, maís, marigolds, goji ber og margar aðrar plöntur og örverur sem hafa einkennandi liti sína. Zeaxanthin er efni sem finnast í sjónhimnu augans og mikilvægur hluti augans.
2. Mismunandi t af lutein og zeaxanthin :
The same |
The difference between |
Extract from marigold petals |
Conjugated double bonds of lutein and zeaxanthin are different |
Chemical similarity is an isomer |
Lutein has an asymmetric three-dimensional structure and can only be extracted naturally, while zeaxanthin has a symmetrical structure and can be chemically synthesized, with three three-dimensional configurations. |
Insoluble in water, ethanol |
Zeaxanthin is mainly concentrated in the central macular area, while lutein is distributed throughout the retina. |
Antioxidant properties, protects eyesight and filters blue light |
The two pigments differ in color and ability to quench singlet oxygen. Zeaxanthin has stronger antioxidant ability than lutein |
3. Basískar upplýsingar:
Zeaxanthin |
|
Extract source |
|
Appearance |
Orange powder |
Specifications |
5%-73% |
CAS NO. |
144-68-3 |
Test Method |
HPLC |
Molecular formula |
C40H56O2 |
Molecular weight |
568.85 |
Water soluble |
Insoluble in water, ethanol (0.3%), soluble in ethyl acetate |
Grade |
Food grade/cosmetic grade |
Propylene glycol and potassium hydroxide |
4.COA:
tems |
Standards |
Results |
Physical Analysis |
||
Description |
Orange Yellow Fine Powder | Complies |
Assay |
10% | 10.28% |
Mesh Size |
100 % pass 80 mesh | Complies |
Ash |
≤ 5.0% | 2.85% |
Loss on Drying | ≤ 5.0% | 4.06% |
Chemical Analysis | ||
Heavy Metal | ≤ 10.0 mg/kg | Complies |
Pb | ≤ 2.0 mg/kg | Complies |
As | ≤ 1.0 mg/kg | Complies |
Cd | ≤ 0.1 mg/kg | Complies |
Hg | ≤ 0.1 mg/kg | Complies |
Residue of Pesticide | Negative | Negative |
Microbiological Analysis | ||
Total Plate Count | ≤ 1000cfu/g | Complies |
Yeast&Mold | ≤ 100cfu/g | Complies |
E.coil | Negative | Negative |
Salmonella | Negative | Negative |
Vöruflokkar : Jurtaútdráttur > Annað plöntuútdráttur
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