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SPECIFICATION OF Vitamin K2(45)(MK-9)
Product Name | Vitamin k2(45),MK-9 |
CAS# | 523-39-7 |
Assay(Dry Basis, HPLC ) | 98.0% min |
Solubility | easily soluble in n-hexane, soluble in ethanol, slightly soluble in methanol, almost insoluble in water |
Clarity In Hexane | clear and yellow |
Identification Ethanol+Potassium Hydroxide Ethanol+Sodium Hydrosulfite Absorption In Isooctane Absorbance Ratio A1/A2 | blue yellow 325nm~327nm 0.32-0.38 |
Melting Point | 33-37°C |
Heavy Metals | 20ppm max |
Arsenic | 2 ppm max |
Menaquinone | not appear royal purple |
Water | 0.5% max |
Residue On Ignition | 0.10% max |
Solvent Residue | |
Ethanol | 0.5% max |
Propanol | 0.5% max |
Other Related Substances Ratio | 0.01% max |
Appearance | yellow crystals powder |
* Delivery Time.
We need 1-2 days to process your order before shipping.There are two shipping methoed. Fast Delivery: The delivery time for US, European countries the delivery will take 3-5 days.Slow Delivery: The delivery time for US, European countries the delivery will take 10-15 days.
* Tracking information.
After we ship package, customer receive automatic email with tracking details.
* Lost Package Policy.
If a package did not arrive in 4 weeks after the shipping date, then this package is treated as Lost. In this case a new package will be shipped to the customer provided we are able to give the same items as those purchased by the customer. If we are not able to provide the same items to substitute the lost ones we will either propose to the customer similar items or refund their cost as it will be mutually agree with the customer. If one or more items neither the same nor similar are available to be shipped, the customer can request to cancel the order entirely, thus the total cost of the order including shipping and handling cost will be fully refunded.
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