4,4’-DDE Back Catalog number: 70100 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50793 Total Kjeldahl Nitrogen as N Price on request 10978.X-5G Inulin,neat,neat,5g, Price on request 18000-7799-100AN1 Abamectin B1b, 100µg/ml in Acetonitrile, 1ml Price on request