Niacinamide is one of Vitamin B3 forms. It is also called nicotinamide. The other form of Vitamin B3 is called niacin (nicotinic acid). Niacinamide is the amide of nicotinic acid. Niacinamide and Niacin are identical in their vitamin functions. But Niacinamide does not cause flushing, itching, and burning sensations of the skin. 

Quality: Specification of this Niacin Pure Powder

Following Certificate of Analysis (COA) is transferred from the COA of manufacturer

Identification: Conforms to

Assay: >99.5%

Melting Point: 128~131℃

Loss on Drying: < 0.5%

Residue on Ignition: < 0.1%

Heavy Metals: <10ppm

Total Plate Count: < 100 cfu/gram

Yeast & Mold: < 10 cfu/gram

E. Coli: Negative

Salmonella: Negative