Butachlor OA, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 677371 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673613 alpha-HCH, 10 µg/ml, Ethyl acetate, 10ml Price on request 73144 Ethylsulfate sodium salt Price on request 680032 1,3-Bis(4-nitrophenyl)urea, 50mg Price on request