Revised Spiking Standard #2

Metolachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51218-45-2

2,3,3',4,5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41411-62-5

Botryococcane C33, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 100664-68-4