2-Methylpropane, 10mg/mL in N,N-dimethylacetamide, 2ml

EPA Method 8270C Pesticide Mix #24

Hexachlorobenzene, 100 µg/ml, Acetonitrile, 5ml

4-Methylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 589-53-7