2,3,3,4,4,5-Hexachlorobiphenyl,BZ-157

Endosulfan (techn.), 10µg/ml in Cyclohexane, 10ml

Potassium reference electrode

Dibenzo[2,3;10,11]peryleno[1,12-bcd]thiophene, 20µg/mL, Solvent-chlorobenzene, Unit 1mL, # of units-1, Cas.no. 196-23-6