Perfluoro-7-methyloctanoic acid, 1.2ml x 50ug/ml, methanol

Di(propylene glycol) butyl ether, mixture of isomers,1000 µg/mL,MeOH,1mL,

2,2,3,3,4,4,5,5-Octachlorobiphenyl

3-Chloro-1,2-propandiol-2-monoarachidate