EPA Method 8081A Pesticides QC Mix Back Catalog number: 92280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-2834-100AN5 2-Imidazolidinethione (ETU)", 100μg/mL in Acetonitrile, 5ml Price on request 678080 Azaconazole, 100 µg/ml, Acetonitrile, 1ml Price on request 59361 Sulfate (SO42-) Price on request