Water-18O, nomalized, 97 at%18O, 1g Back Catalog number: 1179-1 G Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1069-500 ML Deuterium oxide, 99.9 atom%D, 500ml Price on request 1043-1 G Benzoic-d5 -acid, 99 atom%D, 1g Price on request 1048-1 ML Bromoethane-d5, 99 atom%D, 1ml Price on request