(R,R)-Chloramphenicol,neat,neat,250mg,

Acenaphthylene, 10µg/ml in Acetonitrile, 10ml

Demeton O, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 298-03-3

Dow 624A Volatile Internal/Surrogate Standard