Trichlorfon, 100 µg/ml, Toluene, 1ml

Citalopram Hydrobromide, >98%, 1g

Ethyltri-n-pentyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 198958-44-0

EPA Method 551 “Mix B”