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 50470 ICP Mix - 1.0 µg / mL Price on request 9880.16-50-IO 1,5-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66271-87-2 Price on request 1969.12-50-IO 2,3',4,4',6-Pentabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-66-0 Price on request