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 1176-1 G 3-(Trimethylsilyl)-1-propanesulfonic acid Na salt Price on request 1114-5 G Iodomethane-d3, 99.5 atom%D, 5g Price on request 1164-10 X 0.75 ML 1,1,2,2-Tetrachloroethane-d2,99.5 atom%D,10x0.75ml Price on request