EPA Method 8121 Internal Standard Back Catalog number: 81203 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0251.34-10MG Dibenzo[h,s]peropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 191-53-7 Price on request 92102 Herbicides Mix #1 - Free Acids 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