Tungsten (W) Back Catalog number: 56074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678403 Etofenprox, 100 µg/ml, Acetonitrile, 5ml Price on request 3352.22-100-ME Cypermethrin, isomer mix Price on request 2493.18-K-IO Di-n-heptyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 165900-80-1 Price on request