beta-BHC, 1000µg/ml in Acetone, 1ml

Heptachlor-exo-epoxide, 10.0 µg/ml, Ethyl acetate

EPA Method 507/525 Analytes Mix #4

2,4-Dibromophenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no.