Metamizole sodium, EP Reference Standard, 10mg Back Catalog number: M0600900 Availability: In the manufacturer's stock Price on request - + Recommended 9497.14-100-ME Propyphenazone, 100µg/ml in MeOH, 1ml Price on request 684735 Sotalol HCl, 100µg/ml in Acetonitrile, 1ml Price on request F696760 Allopurinol EP Impurity E, 250mg Price on request