Chlorfenvinphos, 100 µg/ml, Acetonitrile, 5ml

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Benzyldimethyltetradecylammonium Chloride, >98%, 5g

3-Chloro-1,2-propandiol-1-monostearate