Niacin belongs to vitamin B3. Also known as niacin. Anti-scabies factor, molecular formula :C6H5NO2. Chemical E, named 3-pyridinic acid, has good thermal stability and can be sublimated. In industry, niacin is often purified by sublimation. Niacin appears as a white or light yellow crystal, B, soluble in water, mainly found in animal viscera, muscle tissue, fruit and egg yolk, but also in trace amounts. It is one of the 13 essential vitamins and belongs to the B group of vitamins. At present, niacin is mainly used as a feed additive, which can be used as a feed additive to improve the utilization rate of feed protein, improve milk yield of dairy cows, and improve the yield and quality of fish and poultry meat. Chickens, ducks, cows, sheep. Niacin is also a widely used pharmaceutical intermediate. It can be used as raw material to synthesize a variety of drugs, such as niacin, niacin inositol and so on. In addition, niacin also plays an irreplaceable role in luminescent materials, DVES, electrolysis industry and other fields.Top quality 98% Vitamin B3 niacinamide niacin powder niacinamide