Acids Calibration Level 3 Back Catalog number: 94840 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678000 Isofenphos, 100 µg/ml, Toluene, 1ml Price on request XA13700000IO Flucythrinate, 100 ng/µl, 1ml Price on request 15900-0890-100AN5 Chlorpyriphos-ethyl, 100µg/ml in Acetonitrile, 5ml Price on request