L-PFOSK with branched isomers, 50µg/ml in MeOH, 1,2ml

Sulfur in Light Weight Mineral Oil - 0 Wt%

EPA O-FID Quantitative Calibration Check Standard (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x5mL, 5x5mL Name Wt.% Name Wt.% Methanol 3.80Methyl tert-buty

2,4-D methyl ester