4,4’-DDE Back Catalog number: 79688 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95542 Ethyl acetate Price on request S-4141-25-IO Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03 Price on request 98314 Denatured Fuel Ethanol Calibration Level 7 Price on request