CLP Calibration Std. II Back Catalog number: 52150 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EC-4976-2 Method 1668A/B Calibration Solution [CS2], 5ng/ml in Nonane, 0,2ml Price on request 675583 Thiofanox-sulfoxide, 10.0 µg/ml, Acetonitrile, 1 Price on request 71784 N-Phenyl-N’-isopropyl-p-phenylenediamine Price on request