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CAS NO.50-14-6
99%(10-49)Gram99%(50-99)Gram99%(100--1)Gram
Supply 99% CAS 50-14-6 Vitamin D2 Ergocalciferol Powder | ||
Name | Vitamin D2 | |
CAS No. | 50-14-6 | |
Grade | Pharma and food Grade | |
MF: | C28H44O | |
Specification | 100,000 IU/g, 1,000,000 IU/g, 2 MIU/g, 40MIU/g | |
Appearance | White powder | |
EINECS No.: | 200-014-9 |
Characters | White crystalline powder | Complies |
Melting range | 112.0~117.0℃ | 112.4~114.0℃ |
Specific Optical Rotation | +103.0~+107.0° | +103.5° |
Light absorption | 450~500 | 465 |
Solubility | Freely soluble in alcohol | Complies |
Reducing substances | ≤20PPM | Complies |
Ergosterol | Compiles | Complies |
Assay,%(By HPLC) 40 MIU/G | 97.0%~103.0% | 99.5% |
Identification | Compiles | Complies |
Assay | 1,000,000IU/g | Complies |
Characters | White powder, soluble in water | Complies |
Differentiate | Positive reaction | Positive reaction |
Partical size | More than 95% through 3# mesh screen | Complies |
Loss on drying | ≤13% | 9.2% |
Arsenic | ≤0.0001% | Complies |
Heavy metal | ≤0.002% | Complies |
Content | 90.0%-110.0% of label C28H44O content | 101.5% |