Spectinomycin dihydrochloride pentahydrate, 250mg

2,2',4,5'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41464-40-8

3-Bromophenol, 1.2ml x 100ug/ml, toluene

Tribromoacetic acid, 100µg/ml in Water, 1ml