alpha-HCH, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673614 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 10154.7-100-AN 5-Nitro-o-toluidine,100 µg/mL,acetonitrile,1mL, Price on request 673679 Propham, 10 µg/ml, Ethyl acetate, 10ml Price on request 90769 Isooctane Price on request