Chlorotoluron-desmethyl, 10μg/ml in Acetonitrile, 10ml

n-Hexane-d14, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 21666-38-6

1,2,3,4,7,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

D4-Menthol, 100 µg/ml, Methanol, 1ml