Table 2. Determination of the Experimental Results with the Equilibrium Time and Static Time.
| fluid mass, w(B) × 100a, % |
||||||||
|---|---|---|---|---|---|---|---|---|
| no. | NaOH | Na2CO3 | Na2SO4 | NaCl | H2O | equilibrium phase solidsb | equilibrium time | static time |
| 1 | 34.18 | 0.00 | 2.22 | 0.00 | 63.60 | S + S1 | 24 | 1 |
| 34.16 | 0.00 | 2.16 | 0.00 | 63.68 | 22 | 1.5 | ||
| 34.21 | 0.00 | 2.30 | 0.00 | 63.49 | 22 | 2 | ||
| 2 | 51.00 | 2.05 | 0.00 | 4.01 | 42.94 | C + OH + Cl | 72 | 72 |
| 51.04 | 2.05 | 0.00 | 3.99 | 42.92 | 74 | 72 | ||
| 50.97 | 2.11 | 0.00 | 4.03 | 42.89 | 76 | 72 | ||
w(B) is the mass fraction of the component (B).
Abbreviations: Cl: NaCl; S: Na2SO4; OH: NaOH; S1: NaOH·Na2SO4; and C: Na2CO3.