WS Low Level Perchlorate

4-Methyl-2,2',5,5'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Cyhexatin, 100µg/ml in Acetonitrile, 5ml

PCB No. 114, 10µg/ml in Isooctane, 10ml