Lithium carbonate is generally considered to be insoluble in non-aqueous solvents. Trimethyl citrate is an ester derived from citric acid and is often used as a solvent or plasticizer. The solubility of lithium carbonate in trimethyl citrate is not widely documented, but it is likely to be limited due to the ionic nature of lithium carbonate and the non-polar characteristics of trimethyl citrate.
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