Calibration Verification Solution , 1ml, nonane Back Catalog number: EPA-8290HRCC3 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 674472 Bromoxynil-octanoate, 10.0 µg/ml, Acetonitrile, Price on request 93782 Pesticide Standard Price on request 66187 2,2’,3,4’,5,5’,6-Heptachlorobiphenyl (187) Price on request