1)Physical Character:

The product is white crystalline powder, odorless or nearly odorless, bitter in taste, freely soluble in water or ethanol, dissolvable in glycerin.

2)PH: 5.5-7.5

Loss on drying: ≤ 0.5%

Residue on ignition: ≤ 0.1%

Heavy metals: ≤ 0.002%

Assay: ≥ 98.5%

Conclusion: conform to USP29, BP2005

3)Functions and Usage:

It belongs to Vitamin B, participating in metabolism in the body, can be used to prevent pellagra or other niacin defection disease.

4)Packing and Storage:

Storing hide from light and be obturated.