D10-Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml

2-Hydroxyhexanedioic Acid, 250mg

2,3,4,4',5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41411-63-6

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