CAS 59-67-6 appears in our catalog under these names: Nicotinic Acid, Nicotinic Acid 1.0 mg/ml in Methanol, Nicotinic acid 10 µg/mL in Acetonitrile, Niacin/ 100%, Nicotinic acid/ 98+%. Offered by: Chemat Brand, TRC, Mikromol, LoGiCal, Dr. Ehrenstorfer. Available pack sizes: on request, 10g, 1g, 50mg, 250mg, 10mg, 1ml, 250g.