Theophylline, 100µg/ml in MeOH, 5ml Back Catalog number: 18000-1150-100ME5 Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 681012 Ametoctradin Metabolite M650F01 hydrochloride, 10m Price on request 678017 Methanol, 5ml Price on request 82544 EPA Method 8270C - B/N Matrix Spiking Solution Price on request