Piperonyl butoxide, 1000µg/ml in MeOH, 1ml Back Catalog number: 71280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended I872935 3-Isopropylphenyl Diphenyl Phosphate, 100mg Price on request 0485.16-200-T Benzo[b]naphtho[2,1-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-35-0 Price on request EU-PAH-STK Native PAH Solution/Mixture, 5µg/ml in Toluene, 1,2ml Price on request