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 1145-25 ML Pyridine-d5, 99.5 atom%D, 25ml Price on request 1055-10 X 0.75 ML Chloroform-d, 100 atom%D, 10 x 0.75ml Price on request 1165-50 ML Tetrahydrofuran-d8, 99.5 atom%D, 50ml Price on request