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 79412 n-Heptadecane Price on request 3571.10-K-IO 7-Methylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 612-60-2 Price on request 51052 Column Test Mix ASTM D-2887/D-3524/D-5307 Price on request