Multi-Element Calibration Standard-4 Back Catalog number: 50013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681823 Dimethyldioctylammonium bromide, 100 µg/ml, Aceto Price on request 2236.17-050-5AN Aflatoxin G2, 0.5µg/ml, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 7241-98-7 Price on request 96523 Estazolam Price on request