Calibration Standard Kit Back Catalog number: 53089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94802 OP Pesticide Mix A Price on request L16570000IO Prothoate, 10 ng/µl, 10ml Price on request 0353.19-K-IO 9-Phenylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 789-24-2 Price on request