4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

ASTM Benzene Kit

n-Tricosane-d48, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 203784-75-2

Pentabromotoluene, 50mg