delta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

Acetaminophene-d4 (Paracetamol-d4), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 64315-36-2

Heptachlor endo-epoxide, 100 µg/ml, Ethyl acetate

Custom Surrogate Standard Mix