Tungsten (W) Back Catalog number: 58174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2121.16-500-IO 2,7-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1576-69-8 Price on request 59492 Common Anions Mix Price on request 11905.15-K-ME 10,11-Dihydro-10-hydroxycarbamazepine, 1000μg/ml in MeOH, 1ml Price on request