Metsulfuron-methyl, 100 µg/ml, Acetonitrile, 5ml

Arochlor 1254, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1

CLP Pesticide QTM Calibration Solution

2-Hydroxypyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 78751-58-3