4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673534 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55211 TCLP Metals in Soil Price on request L429-CS1,2,3,4,5 Individual Calibration Solutions , 1.0ml, isooctane Price on request 30032 EPA Method 525 - Fortification Solution Price on request