2,2',3,3',4',5-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

EPA Method 8250

Chloroxuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1982-47-4

Arochlor 1242 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53469-21-9