4-Nitrophenol, 100 µg/ml, Methanol, 5ml

4,4’-Methoxychlor

4-Methyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7372-88-5

5-Methyl-2,3',4,4'-tetrachlorodipehnylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.