Precio FOB
Obtener el precio más reciente|
500 Kilogram Minimum Order
País:
China
N º de Modelo:
Cosmetic Grade, Feed Grade, Food Grade, Medicine Grade
Precio FOB:
Lugar de origen:
-
Precio de pedido mínimo:
-
Cantidad de pedido mínimo:
500 Kilogram
Detalle de embalaje:
25KG/DRUM
El tiempo de entrega:
Within 10 days
Capacidad de suministro:
500 Ton per Month
Tipo de pago:
D/P, L/C, T/T
Grupo de productos :
Persona de contacto Ms. Ellie
2277 Zuchongzhi Road,Zhangjiang Hi-Tech Park, Shanghai, Shanghai
Vitamin K1
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 |
​For more information,you can visit our web:foodchem. |
País: | China |
N º de Modelo: | Cosmetic Grade, Feed Grade, Food Grade, Medicine Grade |
Precio FOB: | Obtener el precio más reciente |
Lugar de origen: | - |
Precio de pedido mínimo: | - |
Cantidad de pedido mínimo: | 500 Kilogram |
Detalle de embalaje: | 25KG/DRUM |
El tiempo de entrega: | Within 10 days |
Capacidad de suministro: | 500 Ton per Month |
Tipo de pago: | D/P, L/C, T/T |
Grupo de productos : | Vitamins |