swelling agent

https://doi.org/10.1351/goldbook.ST07538
Fluid used to swell a @G02600@, @NT07562@ or solid.
Source:
PAC, 2007, 79, 1801. (Definitions of terms relating to the structure and processing of sols, gels, networks, and inorganic-organic hybrid materials (IUPAC Recommendations 2007)) on page 1809 [Terms] [Paper]