CAS No.:67-97-0
MF:C27H44O
COLOR:White Crystalline Powder
Specifications
1.Competitive price
2. ISO inspection
3.GMP quality
4.In stock
Specification
Product Name: Vitamin D3 Powder/Vitamin D3 Cholecalciferol/Vitamin D3
Chemical Name: Cholecalciferol
Molecular Formula: C27H440
Molecular Weight: 384.65
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Item |
Standard |
Result |
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|
Appearance |
White or almost white crystals |
White crystals |
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|
Solubility |
Pratically insoluble in water, freely soluble in ethanol, soluble in trimethyl pentane and fatty oils. |
Corresponding |
|
|
Identification |
Infrared absorption spectrophotometry. |
Corresponding |
|
|
Pre-cholecalciferol |
0.05% max |
Corresponding |
|
|
Trans-cholecalciferol |
0.1% max |
Corresponding |
|
|
Light absorption |
465~495 |
473 |
|
|
Specific optical rotation |
105+112 |
110.6 |
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|
Organic Volatile Impurities |
Methanol |
Max 3000ppm |
Not detected |
|
Hexane |
Max 290ppm |
Not detected |
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Chlorobenzene |
Max 360 ppm |
Not detected |
|
|
Assay |
97.0~103.0% |
97.2% |
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|
38,800,000~41,200,000IU/G |
38,880,000IU/G |
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Impurities |
Trans-VD3, Pro-VD3, L3, Iso-T3, T3 |
Corresponding |
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