Calibration Mix #1, 200µg/ml in MeOH, 1ml Back Catalog number: 20149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679107 4,4'-DDD, 10.0 µg/ml, Cyclohexane, 10ml Price on request 678265 Bromopropylate, 100 µg/ml, Acetonitrile, 5ml Price on request T540252 Topiramate-d12, 1mg Price on request