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Of cerium in its higher valency (4)
- ‘Spectrophotometric measurements carried out by us (to be published later) show conclusively that there is no dimer formation, and that in ceric perchlorate solutions in normal perchloric acid approximately 92 per cent of the ceric ion is present as the ion-pair complex Ce 4 + OH -.’
- ‘Hydrogen peroxide content is determined by titrating with standardized ceric sulfate to pale blue endpoint using ferroin indicator.’
- ‘The process permits the production of concentrated ceric sulphate solutions at commercially viable current densities and efficiencies.’
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