Vitamine K2 MK-4 98%
Description du produit
Vitamine K2 MK-4 98%
Spécification:
Items |
Specification |
|
Appearance |
Yellow crystals powder |
|
Assay(Dry basis) |
≥98.0% |
|
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 |
≥35.0 |
|
Heavy Metals |
≤ 20ppm |
|
Arsenic |
< 2ppm |
|
Menaquinone |
Not appear royal purple |
|
Water |
≤ 0.5% |
|
Residue On Ignition |
≤ 0.10% |
|
Solvent residue |
|
|
Ethanol |
≤ 0.3% |
|
Other Related Substances ratio |
0.01% |
Groupes de Produits : Vitamines > Vitamine K2
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