537.1 Surrogate primary dilution std

Fluroxypyr, 100 µg/ml, Acetonitrile, 5ml

2-Methylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 91-57-6

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