Thallium standard

2,3',4,4',5',6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

5,5'-Difluoro-2,2',4,4'-tetrabromodiphenyl ether (2,2',4,4'-Tetrabromo-5,5'-difluorodiphenyl ether), 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 886748-32-9

Tri-n-pentyltin chloride, 100mg