Calibration Standard Kit Back Catalog number: 52090 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673989 alpha-Cypermethrin, 100 µg/ml, Cyclohexane, 5ml Price on request 79316 Profenophos Price on request 8378.18-5MG Sterigmatocystine, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 10048-13-2 Price on request