Sodium (Na) Back Catalog number: 57711 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9006.4-2K-DC N-Nitrosodiethylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 55-18-5 Price on request RPC-142AS 2,3,3,4,5-Pentachlorobiphenyl (BZ-106) 912,64 Kč 8803.20-K-IO 9-cis-Eicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request