2-Ethyl-1-methylbenzene (2-ethyltoluene, o-ethyltoluene), 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 611-14-3

Aromatic EPH Standard

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane

Bentazone-14C1, 0.25mCi, Solvent-, Unit , # of units-, Cas.no.