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 S-4179-ASS-IO Aromatics Calibration Standards Kit, Std. 6 (without Internal Standard) 24 Analytes, each Vol.% as listed in isooctane; units: 5x10mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) Standard 6 of the calibration set is optional. It has been added in Price on request D2954600 Docosahexaenoic acid ethyl ester, 150mg Price on request 84505 Dalapon methyl ester Price on request