CAS 51-15-0 appears in our catalog under these names: Pralidoxime Chloride, Pralidoxime Chloride, >95% (HPLC), Pralidoxime Chloride/ 99.96% (existing batch purity), Pyridine-2-carboxaldoxime methochloride, 97% , Pralidoxime chloride - Bio-X â„¢. Offered by: Chemat Brand, TRC, Mikromol, TargetMol, Thermo Scientific (Alfa Aesar). Available pack sizes: on request, 10g, 1g, 250mg, 50mg, 100mg, 200mg, 5g.