Product Name : NIACINAMIDE
Molecular Formula :C6H6N2O
Molecular Weight :122.12
Synonyms : 3- Pyridinecarboxamide, Nicotinamide
CAS No : 98-92-0
| Sr. No. | Test | Specifications |
|---|---|---|
| 1 | Description | White crystalline powder, is odorless or practically so, and has a better taste. Its solutions are neutral to litmus. |
| 2 | Solubility | Freely soluble in water and in alcohol. Soluble in Glycerin. |
| 3 | Identification – By IR – By UV |
The IR absorption spectrum of the test preparation should exhibits maxima at the same wavelength as that of a similar preparation of Niacinamide working standard The ratio of absorbance at 245 nm and 262 nm should be between 0.63 and 0.67 |
| 4 | Assay (By HPLC; %w/w ODB ) | Between 98.5 and 101.5 |
| 5 | Residue on Ignition (%w/w) | Not more than 0.1 |
| 6 | Heavy Metal |
Not More than 30ppm |
| 7 | Readily carbonizable substance |
The sample solution has no more color than Matching Fluid A |
| 8 | Melting range | Between 128º C and 131º C |
| 9 | Loss on drying (%w/w) | Not more than 0.5 |