0.10 N KMnO4 Standard Soln.

1,2,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Dibenzo[h,s]peropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 191-53-7

Dibutyl maleate, 250mg