CAS number: 84-80-0
Molecular formula:
molecular weight:
Chemical structure:
Product Name |
Vitamin K1 |
|
Shelf Life |
2 years |
|
Item |
Test |
Result |
Appearance |
A clear, intense yellow, viscous, oily liquid, practically insoluble in water, sparingly soluble in alcohol, miscible with fatty oils. |
conform |
Identification |
||
Refractive index |
1.523-1.526 |
1.525 |
UV spectrum |
Test solution and std solution exhibit maxima at the same wavelength and absorptivity at 248nm is within 3.0% |
conform |
Infrared spectrum |
Conformance with standard spectrum |
conform |
Reaction 1 |
A 1 in 20solution of it in dehydrated Alcohol is neutral to litmus. |
conform |
Reaction 2 |
Test the limit of menadione |
conform |
Assay (Z and E isomers) |
97.0% to 103.0% |
98.31% |
Assay (z isomer) |
≤21.0% |
16.69% |
Conclusion: The product comply with USP35. |