Review Article

Status of the Reactive Extraction as a Method of Separation

Table 3

Classical limiting regimes for irreversible reaction in a stirred cell.

RegimeDescription Hatta Number (Ha)Effect on the specific rate of extraction (mol·m−2·s−1)

mol·L−1

mol·L−1
Stirrer speed
(, rpm)
Volume ratio of phases

1Very slow1None  
2SlowNoneIncreases with increase in the speed of stirringNone

3Fast1NoneNone
4InstantaneousNoneIncreases with increase in the speed of stirringNone