2-Butanone-2,4-DNPH, 100mg Back Catalog number: 684615 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3329.12-100-CY Carbaryl Price on request 4M146 2,2',3,4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 684107 Atrazine-desisopropyl, 10.0 µg/ml, Acetonitrile, Price on request