Bioproduct Source System and composition (%w/w) Kp Yield (%) TLL (%) pH Reference
IgG Chinese  Hamster Ovary (CHO) PEG3350/phosphate-rich phase (cont, ATPE) - 85 - 6.0 [101]
Lectin Canavalia grandiflora Benth PEG400/sodium citrate (20/20%) 8.67 104 - 6.0 [43]
Lutein Green microalga (Chlorella protothecoides) PEG 8000/phosphate (22.9/10.3%) - 81.0 49.4 7.0 [44]
Luciferase Fireflies (Photinus pyralis) PEG1500 rich  (NH4)2SO4(4/20.5%) - 13.69  fold in pk - - [30]
Crocins Saffron stigmas (Crocus sativus) Ethanol/ potassium  phosphate (19.8/16.5%) +0.1  M  NaCl - >75 25 - [45]
Glycosaminoglycans Tannery wastewater PEG4000/(PAA) - 91.50 54.7 8.0 [41]
Kp = partition coefficient of protein, TLL= Tie line length, (-) = the value was not given, IgG=Human immunoglobulin G
Table 3: Optimizing partitioning of some selected products in the various ATPS recovered from different sources.