(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL,

Malathion, 100mg

Napht[1,2-a]anthracene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 195-06-2

1,3,6,8-Tetrachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene