Hexachlorobenzene

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

Atenolol, 100mg

3-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13865-48-0