We supply Nicotinamide niacinamide nicotinic acid in competitive price, We supply Nicotinamide niacinamide nicotinic acid in competitive price, Assay(%)99.0-101Heavy metal (as Pb≤20ppmLoss on drying (%)≤0.5Melting point Deg.C128-131 Readily carbonizablesubstancesPast testpH value (5% water solution)6.0-7.5Residue on ignition (%)≤0.1 Nicotinamide niacinamide nicotinic acid amide