Butachlor OA, 100 µg/ml, Acetonitrile, 1ml

Piperacillin, 100mg

Sulfur, 15µg/g (0.0015 wt%) in Diesel Fuel, 100ml

1,3-Dimethylanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 610-46-8