OP Pesticide Mix B

Surrogate Standard

2,3,4,4'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

1-Bromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 90-11-9