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 679870 Tri-m-cresyl phosphate, 100 µg/ml, Methanol, 5ml Price on request 73210 3-Methylquinoline Price on request 673991 Picloram, 250mg Price on request