2,4-Dinitrophenylhydrazine, 98%, 25g

2,3,3',4,4'-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 32598-14-4

3'-Fluoro-3,4-dibromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

EPA TO-1A