3-Methoxytyramine-d4 hydrochloride,neat,neat,10mg,

Mass-Labelled OC Pesticide Mixture, 2µg/ml in Nonane, 1,2ml

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

1-Methyl-5-nitronaphthalene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8