Ammonia as (NH4+)

4',6-Difluoro-2,2',3,3',4,5,5',6'-octabromodiphenyl ether, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 863314-96-9

Chromium (Cr)

Biphenyl-d10, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1486-01-7