Isocarbophos, 100 µg/ml, Ethyl acetate, 5ml

Propachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1918-16-7

PCB 136, 10 µg/ml, Isooctane, 10ml

TOC Calibration Standard