Polyethylene - Trace elements (low level), 100g Back Catalog number: ERM-EC680K Availability: In the manufacturer's stock Price on request - + Recommended 3744.10-50-IO 1,2,3,4-Tetrachloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 20020-02-4 Price on request 3338.12-100-AN Chlorfenvinphos, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 470-90-6 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