1,3-Butadiene

n-Tetrapentacontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5856-66-6

Trichloroacetic acid sodium salt, certified, 0.25g

2,3',4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 31508-00-6