Metolachlor, 10.0 µg/ml, Acetonitrile, 10ml

D-(+)-Gluconic acid delta-lactone, 500mg

2,3,5,6-Tetrabromo-p-xylene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

525.2 Internal & Surrogate Standard