Sodium (Na) Back Catalog number: 57711 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681728 Terbuthylazine-desethyl-2-hydroxy, 10mg Price on request 0816.14-1-W Phenanthrene, certified to near 1ug/ml, 1000ng/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 85-01-8 Price on request 677977 Ethion, 100 µg/ml, Toluene, 1ml Price on request