EPA Method 500 Series Internal Standard #5

LFS Solution Kit

Chlorpyrifos-methyl-desmethyl sodium, 25mg

Calibration Standard 16 Analytes, each Wt.% as listed; units: 1x1mL, 5x1mL neat This standard can be used for qualitative and quantitative analysis. Chiron No. Name Wt.% Chiron No. Name Wt.% 1231.5