Diheptyl phthalate (mixture of isomers), 1000mg

tert-Butyl ethyl ether + blank RFA, 10Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 637-92-3

Butachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

EPA Method 539Mix #1, 100µg/ml in MeOH, 1ml