thermogravimetric analysis (n.)

initialism: TGA
synonym: thermogravimetry (TG)
https://doi.org/10.1351/goldbook.12319
A technique where the mass of the sample is measured, also known as thermogravimetry.
Source:
PAC, 2014, 86, 545. (ICTAC nomenclature of thermal analysis (IUPAC Recommendations 2014)) on page 550 [Terms] [Paper]