delta-HCH, certified, 50mg Back Catalog number: C14074000 Availability: In the manufacturer's stock Price on request - + Recommended 71792 Aroclor 5460 Price on request 0043.18-100-T 7-Nitrobenz[a]anthracene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 20268-51-3 Price on request 0055.15-10MG 4H-Cyclopenta[def]phenanthren-4-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5737-13-3 Price on request