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 677644 Demeton-O, 10.0 µg/ml, Cyclohexane, 10ml Price on request 71158 Diethylene glycol Price on request XA11320000AL Chloridazon, 100µg/mL in Acetonitrile, 1ml Price on request