gravimetric analysis

synonym: gravimetry
https://doi.org/10.1351/goldbook.09043
Measurement principle of quantitative chemical analysis based on measurement of mass.
Note:
The analyte of interest is separated from the sample in a form that allows measurement of mass (e.g., by precipitation), and its mass or amount of substance is calculated from the mass of the weighed compound whose stoichiometric composition must be exactly known.
Source:
PAC, 2025, 97, 137. (Glossary of terms for mass and volume in analytical chemistry (IUPAC Recommendations 2024)) on page 4 [Terms] [Paper]