EPA Method 515.1 - Performance Check Solution

2-Trifluoromethylaniline, 250mg

Endosulfan II (b), 1.2mL x 100ug/mL, nonane

Chlorotoluron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 15545-48-9