Dichloroacetic Acid-d2, 100µg/ml in MTBE, 5ml

Chlorpyrifos, 100 µg/ml, Ethyl acetate, 5ml

2-Ethyl-5-methylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 13360-64-0

Nonylphenol (technical), certified, 0.25g