Endosulfan-sulfate 10 µg/mL in Cyclohexane, 10ml

2,2’-Dichlorobenzil

2-Butyldecahydronaphthalene-1-carboxylic acid,100 µg/mL,MeOH,1mL,

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