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 1042-10 ML Benzene-d6, 100 atom%D, 10ml Price on request 1108-1 ML n-Hexadecane-d34 , 99 atom%D, 1ml Price on request 1004-25 ML Acetic acid-d, 99.5 atom%D, 25ml Price on request