Internal Standard Back Catalog number: 92467 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11426.11-10MG Brivaracetam, 10mg Price on request 681223 Formothion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 3922.9-100MG Lamotrigine, neat, Solvent-neat, Unit 100mg, # of units-, Cas.no. 84057-84-1 Price on request