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 1028-5 G Acetophenone-2'3'4'5'6-d5, 98 atom%D, 5g Price on request 1075-5 ML Dichloromethane-d2, 99.5 atom%D, 5ml Price on request 1121-10 X 0.6 ML Methanol-d4, 99.8 atom%D, 10 x 0.6ml Price on request