Selenium (IV) Selenite, 1000µg/ml in Water, 100ml

Chlorpyrifos-methyl, 100 µg/ml, Toluene, 1ml

EPA Method 8330 Analyte

U{13C17}-Aflatoxin B2, 0.5µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.