EPA Method 515.1 - Performance Check Solution

1-(3,4-Dichlorophenyl)-3-methylurea, 100 µg/ml, A

Mevinphos, 100 µg/ml, Ethyl acetate, 1ml

EPA O-FID Quantitative Calibration Mixes (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; unit: 5x1mL one of each Std. Analyte Std.1 Std.2 Std.3 Std.4 Std.5