delta-HCH, certified, 50mg Back Catalog number: C14074000 Availability: In the manufacturer's stock Price on request - + Recommended 1286.19-10MG 5 alpha(H)-Androstan-17-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 963-74-6 Price on request 97240 VOC Mix #1 Price on request 0221.24-200-T Benzo[b]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 197-70-6 Price on request