Theophylline,1000 µg/mL,MeOH,1mL, Back Catalog number: 2518.7-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 51183 Retention Time Marker Solution Iowa OA-2 Price on request 11969.8-100MG Famotidine,neat,neat,100mg, Price on request 60033 CCME F1 Retention Time Marker Price on request