D5-threo-Chloramphenicol, 100 µg/ml, Acetone, 1m

CLP Volatiles - Low Concentration Mix #2

2-Ethylbenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3131-63-3

9-Fluorenylmethyl chloroformate, 98%, 250g