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 676238 Chlorpropham, 100 µg/ml, Acetonitrile, 1ml Price on request 676862 D6-Parathion-methyl, 100 µg/ml, Acetone, 1ml Price on request 677933 2,4,5-T-methyl ester, 10 µg/ml, Acetonitrile, 10 Price on request