PCB No. 121, 1000μg/ml in Isooctane, 1ml Back Catalog number: 63121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79151 Benzidine Price on request 97985 EPA Method 502/524 Volatile Standard Price on request 3802-100G Maize fluor, Deoxynivalenol 474 +/-30µg/kg, 474 +/- 30µg/kg, Solvent-, Unit 100g, # of units-1, Cas.no. Price on request