[CnCar]+	Carnitine alkyl ester
[CnC1C1im]+	1-alkyl-2,3-dimethylimidazolium
[CnC1im]+	1-alkyl-3-methylimidazolium
[CnC1im]+	1-alkyl-3-butylimidazolium
[CnC1pip]+	1-alkyl-1-methylpiperidinium
[CnC1pyr]+	1-alkyl-1-methylpyrrolidinium
[CnNH3]+	N-alkylammonium
[C1C1C1C1guan]+	1,1,3,3-tetramethylguanidinium
[C4(Cnim)2]2+	1,1’-(butane-1,4-diyl)bis(3-alkylimidazolium)
[C7H7C1im]+	1-benzyl-3-methylimidazolium
[Nnnnn]+	tetraalkylammonium
[N000(2OH)]+	2-hydroxyethylammonium
[N00(2OH)(2OH)]+	bis(2-hydroxyethyl) ammonium
[N11n(2OH)]+	N-Alkyl-N,N-dimethyl-N-(2-hydroxyethyl)ammonium
[N111(2OH)]+	N,N,N-trimethyl-N-(2-hydroxyethyl)ammonium (cholinium)
[Pnnnn]+	Tetraalkylphosphonium
[Pnnn1]+	Trialkylmethylphosphonium
[P666,14]+	Trihexyltetradecyl phosphonium
[OHCnC1im]+	1-hydroxyalkyl-3-methylimidazolium
[BF4]–	Tetrafluoroborate
[Bic]–	Bicarbonate
[CF3CO2]–	Trifluoroacetate
[CF3SO3]–	Trifluoromethanesulfonate
[CnCO2]–	Alkylcarboxylate
[C1SO4]–	Methylsulfate
[C1SO3]–	Methylsulfonate
[Gal]–	Gallate
[Ger]–	Geranate
[Glt]–	Glutarate
[Ibu]–	Ibuprofenate
[Lev]–	Levulinate
[NPA]–	Naphthoate
[NTf2]–	Bis(trifluoromethylsulfonyl)amide
[N(CN)2]–	Dicyanamide
[Ole]–	Oleate
[PF6]–	Hexafluorophosphate
[Sal]–	Salicylate
[SCN]–	Thiocyanate
[Suc]–	Succinate
[TEMPO-OSO3]–	2,2,6,6-tetramethyl-1-piperidinyloxyl-4-sulfate
[TsO]–	Tosylate
[Trp]–	Triptophanate
[Van]–	Vanillate
[(CH3O)2PO2]–	Dimethyl phosphate
ABS	Aqueous biphasic systems
API	Active pharmaceutical ingredient
BPA	Bisphenol A
Br–	Bromide
CAF	Caffeine
CBZ	Carbamazepine
CE	Capillary electrophoresis
CF	Concentration factor
Cl–	Chloride
CMC	Critical micelle concentration
DAD	Diode array detector
DLLME	Dispersive liquid-liquid microextraction
EC50	The effective concentration resulting in a 50% reduction of processes
EE2	17α-ethinylestradiol
FD	Fluorescence detection
FESEM	Field emission scanning microscopy
FQ	Fluoroquinolones
GC	Gas chromatography
HPLC	High performance liquid chromatography
IL	Ionic liquid
LC	Liquid chromatography
LLE	Liquid-liquid extraction
MS	Mass spectrometry
NMR	Nuclear magnetic resonance spectroscopy
NSAID	Non-steroidal anti-inflammatory drug
OECD	Organization for Economic Cooperation and Development
PEG	Polyethylene glycol
PIL	Polymerizable biobased ionic liquid
PPG	Polypropylene glycol
SAIL	Surface active ionic liquids
SPE	Solid-phase extraction
TL	Tie-line
TPP	Three-phase partitioning
TSIL	Task-specific ionic liquid
UV	Ultraviolet detector
VOC	Volatile organic compound
WWTP	Wastewater treatment plant