Perfluoro-3,5,5-trimethylhexanoic acid, 1.2ml x 50ug/ml, methanol

Oil and Grease

1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid,50 µg/mL,toluene,1mL,

Ronnel (Fenchlorphos), 1000µg/ml in MeOH, 1ml