Type of acid digestion performed in a closed vessel at elevated pressure.
Note: The increased rate of decomposition and retention of volatile trace elements is an advantage over
open-vessel acid digestion.
Source:
PAC, 2016, 88, 517. 'Glossary of terms used in extraction (IUPAC Recommendations 2016)' on page 540 (https://doi.org/10.1515/pac-2015-0903)