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

Quality Control Standard of Mineral Oils 2 2x5000µg/ml in n-Hexane i 1ml crimp-top

4-Methyldibenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7320-53-8

2-Ethylnaphthalene