D10-Chlorpyrifos, 100 µg/ml, Acetone, 1ml

Perfluoro-3-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

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

Ranitidine, 1000µg/mL in MeOH, 1ml