
Keywords: [2-HC2C2A][HCO2]; 2-hydroxydiethylammonium formate; [C6C6C6C14P][Cl]; trihexyltetradecylphosphonium chloride; [C6C6C6C14P][NTf2]; trihexyltetradecylphosphoniumbis[(trifluoromethyl)sulfonyl]imide; [C4C1C1im] [PF6]; 1-butyl-2,3-dimethylimidazolium hexafluor