S421, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 685532 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673920 D3-Chloridazon-methyl-desphenyl, 100 µg/ml, Aceto Price on request 677626 Ioxynil-octanoate, 100 µg/ml, Ethyl acetate, 1ml Price on request HCPN Hexachloro(phenyl)norbornene, 1.2ml x 50ug/ml, toluene Price on request