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 92236 Phenol Mix #1 Price on request 94754 4,4’-Methylenedianiline Price on request 93977 PAH Standard, 100µg/ml in Acetonitrile, 1ml Price on request