Potassium (K) Back Catalog number: 50378 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59806 Sulfate (SO42-) Price on request 675326 Chlorobenzuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 1000.5-1ML Ethyl-n-propylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 4110-50-3 Price on request