beta-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678423 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 82451 EPA Method 1667 Analytes Price on request 94049 PAH Mix (16+Benzo(e)pyrene&Perylene), 100µg/ml in AL,1ml Price on request 2045.6-1ML 2-Hexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 591-78-6 Price on request