Bisphenol A, certified, 0.25g

2-Hydroxymethyl-4-chlorophenoxyacetic acid lithium

Toxaphene

1-/3-Nitrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 70021-99-7/70021-98-6