Cation Standard Back Catalog number: 50122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 13700-0023-1000MT Bromoacetic acid, 1000µg/ml in MTBE, 5ml Price on request 4H172 2,2',3,3',4',5,5'-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane Price on request 683776 trans-Permethrin, 100 µg/ml, Cyclohexane, 1ml Price on request