EPA Method 8240A Sys Perf Check Cmpds

Calibration Standard THC 20 Analytes, each concentration as listed in cyclohexane; unit : 6x1mL The working standard concentrations are: o-Terphenyl (ITSD) 200 µg/mL 5a-Androstane (ITSD)

Bromdiolone-d5 (phenyl-d5) (mixture of diastereomers),100 µg/mL,acetonitrile,1mL,

1,1,2-Trichloroethane, 1000 µg/ml, Methanol, 1ml