Sodium chlorate, 100 µg/ml, Water, 1ml

Butachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

Benzo(b)fluoranthene (D12,98%), 200µg/mL in Isooctane, 1,2ml

Quantitative Paraffins Standard, 6,25% w/w, 2ml