2,4’-DDE, 1000µg/ml in Hexane, 1ml Back Catalog number: 79114 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674917 18O4-Sodium perchlorate, 100 µg/ml, Water, 1ml Price on request 71541 Isoprene Price on request S-4140-10-IO Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3 Price on request