Prix FOB
Obtenir le dernier prix|
500 Kilogram Minimum Order
Pays:
China
N ° de modèle:
Cosmetic Grade, Feed Grade, Food Grade, Medicine Grade
Prix FOB:
Localité:
-
Prix de commande minimale:
-
Commande minimale:
500 Kilogram
Packaging Detail:
25KG/DRUM
Heure de livraison:
Within 10 days
Capacité de Fournir:
500 Ton per Month
Payment Type:
D/P, L/C, T/T
Groupe de produits :
Personne àcontacter Ms. Ellie
2277 Zuchongzhi Road,Zhangjiang Hi-Tech Park, Shanghai, Shanghai
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Vitamin K1
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Phylloquinone is a polycyclic aromatic ketone, based on 2-methyl-1,4-naphthoquinone, with a 3-phytyl substituent.
It is a fat-soluble vitamin that is stable to air and moisture but decomposes in sunlight. It is found naturally in a wide variety of green plants, particularly leaves, since it functions as an electron acceptor during photosynthesis, forming part of the electron transport chain of Photosystem.
| ITEM | STANDARD |
| Characteristics | Clear, yellow to amber, very viscous, odorless
or practically odorless liquid, having a specific gravity of about 0.967. Is stable in air, but decomposes on exposure to sunlight. Soluble in dehydrated alcohol, in benzene, in chloroform, in ether, and in vegetable oils; slightly soluble in alcohol; insoluble in water. |
| Assay | 97.0-103.0% |
| Z Isomer | Not more than 21.0% |
| Refractive Index | 1.523~1.526 |
| Identification | A. Infrared absorptionB. Ultraviolet absorption Absorptivities at 248nm don't differ by more than 3% |
| Reaction | A 1 in 20 solutionof it in dehydrated alcohol is neutral to litmus. |
| Limit of menadione | No purple or blue color occurs after dropping it to the solution of Ammonia hydroxide and alcohol. |
| Packaging and storage | Preserve in tight, light-resistant containers |
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​For more information,you can visit our web：foodchem. |
| Pays: | China |
| N ° de modèle: | Cosmetic Grade, Feed Grade, Food Grade, Medicine Grade |
| Prix FOB: | Obtenir le dernier prix |
| Localité: | - |
| Prix de commande minimale: | - |
| Commande minimale: | 500 Kilogram |
| Packaging Detail: | 25KG/DRUM |
| Heure de livraison: | Within 10 days |
| Capacité de Fournir: | 500 Ton per Month |
| Payment Type: | D/P, L/C, T/T |
| Groupe de produits : | Vitamins |
