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 0664.28-100-IO 4 alpha-Methyl-5 alpha(H),14 alpha(H),17 alpha(H)cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 474-41-9 Price on request 38033 WS PAH Benzo(a)pyrene Price on request 675512 Fluoxastrobin, 100 µg/ml, Acetonitrile, 5ml Price on request