Piperonyl butoxide Back Catalog number: 94476 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11984.28-K-ME (±)-Methoxyverapamil hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request 676233 Endosulfan-sulfate, 100 µg/ml, Cyclohexane, 1ml Price on request 672872 Metribuzin, 100mg Price on request