Propetamphos, 100 µg/ml, Ethyl acetate, 5ml

4-Bromodibenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 97511-05-2

1-Propanol, certified, 5ml

2,2',3,4,6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,