Naphthenic acids, pract,neat,neat,10g

1-Octadecanol, 250mg

1,1,1-Trichloroethane (contains stabilizer 0.05% low alkyl epoxide), in ampoule,neat,neat,50mg,

2,2',3,4',5,5',6-Heptachloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene