Phorate-oxon, 100 µg/ml, Cyclohexane, 1ml

Perfluoro-6-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

Prosulfuron, 100 µg/ml, Acetonitrile, 5ml

Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene