Table 1 Summary of the types and comparison results of ATPS from literature reviews

1.

PEG 20,000/dextran T500

87–95 %

(Ng et al. 2013)

2.

PEG 10,000/Na₂SO₄

98 %

2.3

2 %

100

(Kornmann and Baer 2008)

3.

PEG 4600/ammonium sulphate

89 %

1000

(Hayenga and Valex 2002)

4.

PEG 6000/sodium sulphate and potassium phosphate (dibasic)

>99.5 %

(Bhambure et al. 2013)

5.

PEG 8000/phosphate

7.01

(Mohamed Ali et al. 2014)

6.

Poly (ethyleneglycol)/poly (acrylate)/salt

>95 %

(Matos et al. 2014)

7.

EOPO copolymer/ammonium sulphate

99 %

13 %

76 %

(Show et al. 2011)

8.

EOPO copolymer/potassium phosphate

99 %

14

(Show et al. 2012)

9.

EOPO coplymer/phosphate

82–97 %

97.7 %

(Chen et al. 2014)

10.

EO50PO50/K₂HPO₄

71 %

3.3 ± 0.36

(Dembczynski et al. 2010)

11.

Alcohol/salt

74.6 %

16.2

(Lin et al. 2013)

12.

Alcohol/salt

96.7 %

11.6

343.2

(Amid et al. 2012)

13.

MAATPE (ethanol/ammonia sulphate + microwave-assisted extraction, MAE)

92.09 ± 0.14 %

(Zhang et al. 2015)

14.

PEG 150-COOH/dextran

93 %

1.9

60

11

(Rosa et al. 2007)

15.

PEG/ammonium sulphate, reactive red 120 as free ligand

50.6 %

80–90 %

(Ling et al. 2010)

16.

[C₄mim]Cl(IL)/salt

80–90 %

(He et al. 1082)

17.

[C₂mim][CF₃SO₃]; [C₄mim][CF₃SO₃]; [C₄mim][Tos]; [C₄mim][N(CN)₂]; [P₄₄₄₄]Br; [P₄₄₄₁][CH₃SO₄]; [Pi₍₄₄₄₎₁][Tos]; and [P₄₄₄₄]Cl (ILs)/inorganic salt Al₂(SO₄)₃ and organic salt K₃C₆H5O₇.H₂O

98 %

(Ferreira et al. 2014)

18.

Cholinium-based ionic liquid—ILs (or salts) and tetrahydrofuran

90.0 ± 0.7 %

130.1 ± 11.7

(Souza et al. 2015)

19.

Cationic surfactant (DTAB) and an anionic surfactant (DPDS)

72 %

(Weschayanwiwat et al. 2008)

20.

Sucrose, D−(+)−maltose, D−(+)−glucose, D−(+)−mannose, D−(+)−galactose, D−(+)−xylose, L−(+)−arabinose, and D−(−)−fructose/acetonitrile

91 %

(de Brito et al. 2013)

21.

Galactomannan and hydroxypropyl starch, reppal PES 200/PEG 40,000

83 %

3

(Antov et al. 2006)