beta-HCH, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673616 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679684 D6-Crystal violet hydrate, 10mg Price on request 10908.12-100-IO 2,3,3',4,4',5-Hexachlorobiphenyl-2',6,6'-d3,100 µg/mL,isooctane,1mL Price on request 678295 Di-n-octyl phthalate, 250mg Price on request