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 1140-25 G 1-Propanol-d1, 99 atom%D, 25g Price on request 1020-25 ML Acetone-d6, 99.5 atom%D, 25ml Price on request 1135-1 G Paraformaldehyde-d2, 99 atom%D, 1g Price on request