Isooctane, Surface tension 18mN/m at 20C, 30ml Back Catalog number: GUM 11.1 Availability: In the manufacturer's stock Price on request - + Recommended 3336.10-100-CY Chlordane, trans-gamma, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 5103-74-2 Price on request N-12148-50MG Heptachlor epoxide (Isomer B), 50mg Price on request 0240.24-200-T Naphtho[2,3-a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 196-42-9 Price on request