2,2,4,6,6-Pentachlorobiphenyl, BZ-104

Fipronil-desulfinyl, 100 µg/ml, Acetonitrile, 1m

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

Surrogate Standard