Permethrin, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678454 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 52069 Spiking Standard 1 Price on request 10580.39-100-CF Phosphatidylethanol sodium salt,100 µg free acid/mL,chloroform,1mL Price on request 678224 Sulfotep, 100mg Price on request