Dimethoate, 10.0 µg/ml, Acetonitrile, 10ml

4-Hydroxy-4-methyl-2-pentanone, certified, 5ml

n-Dodecylbenzene-d30, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 352431-29-9

(+/-)-Metanephrine-d3 hydrochloride (N-methyl-d3),100 µg base/mL,MeOH,1mL,