Heptachlor, 100 µg/ml, Ethyl acetate, 1ml

d2 C26 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no.

trans-Permethrin (isomer mix)

Linear Alkyl Benzene Sulfonate Stock solution, ISO, 1000µg/ml, Solvent-water, Unit 25mL, # of units-5, Cas.no. 69669-44-9