3-Perfluoropropyl propanoic acid (3:3), 50µg/ml in MeOH, 1,2ml

3,3'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

4-Chloronitrobenzene, 100 µg/ml, Methanol, 1ml

β-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene