beta-BHC Back Catalog number: 70039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678458 Piperonyl butoxide, 100 µg/ml, Acetonitrile, 5ml Price on request 97506 Sulfur Mix Price on request 1446.14-K-ME 4-tert-Octylphenol,1000 µg/mL,MeOH,1mL, Price on request