1-Nitropyrene-d9, 100µg/ml in Toluene, 1ml Back Catalog number: 2217.16-100-T Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 2234.17-050-AN Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7220-81-7 Price on request 51067 ASTM D-4815 Calibration Mix #4 Price on request 676701 D6-Isoproturon, 100 µg/ml, Acetone, 1ml Price on request