Sodium (Na) Back Catalog number: 58111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678378 4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Price on request 38033 WS PAH Benzo(a)pyrene Price on request D-N-ETFOSA-M N-ethyl-d5-perfluoro-1-octanesulfonamide, 50µg/ml in MeOH, 1,2ml Price on request