4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680123 Nicotinic acid, 250mg Price on request KBIO-BAMF-1MU ß-Glucuronidase-arylsulfatase from H. rufescens ,1.0 mu / >0.2 mu,powder,1mu Price on request 70449 5-Nitro-o-toluidine Price on request