Metamizole sodium, EP Reference Standard, 10mg Back Catalog number: M0600900 Availability: In the manufacturer's stock Price on request - + Recommended 10828.16-K-AN Penicillin G potassium salt, 1000µg/ml in Acetonitrile, 1ml Price on request Y0001350 Phenobarbital impurity A, 15mg Price on request H825225 4’-Hydroxy Diclofenac, 1mg Price on request