Sulfamethazine, 1000µg/ml in MeOH, 1ml Back Catalog number: 72263 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0029.22-200-T Pentaphene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 222-93-5 Price on request 677652 Pesticide-Mix 108, 10.0 µg/ml, Acetonitrile, 10m Price on request 98901 Octyl phenol ethoxylate Price on request