Mixture of Water + Lithium sulfate + Potassium sulfate

Datasets

1. Mass fraction (40)
2. n₀ - Refractive index (Na D-line) (4)
3. ρ_l - Mass density, kg/m3 (6)

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0000	0.2690
0.0150	0.2682

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0290	0.2401
0.0418	0.2054
0.0558	0.1773
0.0617	0.1702
0.0740	0.1540
0.0922	0.1372
0.0988	0.1300

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0388	0.2154
0.0410	0.2080
0.0476	0.1964
0.0490	0.1908
0.0600	0.1719
0.0625	0.1630
0.0733	0.1442
0.0781	0.1413
0.0808	0.1411
0.0892	0.1321
0.0936	0.1305
0.1125	0.1135
0.1305	0.0936
0.1321	0.0892
0.1414	0.0836
0.1428	0.0833

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0561	0.1479
0.0555	0.1485
0.0326	0.1537
0.0000	0.1529

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0000	0.2558
0.0158	0.2573

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.1072	0.0749
0.1040	0.0551
0.1041	0.0361
0.1012	0.0000

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	96.00	0.2603

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	96.00	0.0238

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	96.00	0.0876

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	96.00	0.1212

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2601	0.0000
0.2602	0.0045
0.2596	0.0103
0.2598	0.0231

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2598	0.0231
0.2364	0.0289
0.2230	0.0325
0.2031	0.0394
0.1831	0.0481
0.1615	0.0583
0.1533	0.0628
0.1318	0.0809
0.1242	0.0896

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.1242	0.0896
0.1097	0.0905
0.0936	0.0912
0.0452	0.0921
0.0000	0.0924

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	100.00	0.0231

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	100.00	0.0896

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	100.00	0.2598

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	100.00	0.1242

Mass fraction of Potassium sulfate (3) [ref]

Fixed			Measured
Mass fraction of Lithium sulfate (2) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.1212	288.15	77.00	0.0876

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 77 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2603	0.0238
0.1212	0.0876

Mass fraction of Potassium sulfate (3) [ref]

Fixed			Measured
Mass fraction of Lithium sulfate (2) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2603	288.15	77.00	0.0238

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0000	0.2690
0.0150	0.2682

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0290	0.2401
0.0418	0.2054
0.0558	0.1773
0.0617	0.1702
0.0740	0.1540
0.0922	0.1372
0.0988	0.1300

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0388	0.2154
0.0410	0.2080
0.0476	0.1964
0.0490	0.1908
0.0600	0.1719
0.0625	0.1630
0.0733	0.1442
0.0781	0.1413
0.0808	0.1411
0.0892	0.1321
0.0936	0.1305
0.1125	0.1135
0.1305	0.0936
0.1321	0.0892
0.1414	0.0836
0.1428	0.0833

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0561	0.1479
0.0555	0.1485
0.0326	0.1537
0.0000	0.1529

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.0000	0.2558
0.0158	0.2573

Mass fraction of Lithium sulfate (2) [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 323.15 (Liquid)

Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
0.1072	0.0749
0.1040	0.0551
0.1041	0.0361
0.1012	0.0000

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	96.00	0.2603

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	96.00	0.0238

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	96.00	0.0876

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	96.00	0.1212

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2601	0.0000
0.2602	0.0045
0.2596	0.0103
0.2598	0.0231

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2598	0.0231
0.2364	0.0289
0.2230	0.0325
0.2031	0.0394
0.1831	0.0481
0.1615	0.0583
0.1533	0.0628
0.1318	0.0809
0.1242	0.0896

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.1242	0.0896
0.1097	0.0905
0.0936	0.0912
0.0452	0.0921
0.0000	0.0924

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	100.00	0.0231

Mass fraction of Potassium sulfate (3) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
288.15	100.00	0.0896

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	100.00	0.2598

Mass fraction of Lithium sulfate (2) [ref]

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Lithium sulfate (2) - Liquid
288.15	100.00	0.1242

Mass fraction of Potassium sulfate (3) [ref]

Fixed			Measured
Mass fraction of Lithium sulfate (2) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.1212	288.15	77.00	0.0876

Mass fraction of Potassium sulfate (3) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 77 (Liquid)

Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2603	0.0238
0.1212	0.0876

Mass fraction of Potassium sulfate (3) [ref]

Fixed			Measured
Mass fraction of Lithium sulfate (2) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass fraction of Potassium sulfate (3) - Liquid
0.2603	288.15	77.00	0.0238

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	0.2690	1.3863
0.0150	0.2682	1.387
0.0240	0.2661	1.3886
0.0290	0.2401	1.3842
0.0418	0.2054	1.3797
0.0558	0.1773	1.3761
0.0617	0.1702	1.3758
0.0740	0.1540	1.3739
0.0922	0.1372	1.3731
0.0988	0.1300	1.3717
0.1009	0.1271	1.3719
0.1072	0.0749	1.3646
0.1040	0.0551	1.3605
0.1041	0.0361	1.3575
0.1012	0.0000	1.3516

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 323.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	0.2558	1.3762
0.0158	0.2573	1.3764
0.0313	0.2565	1.3763
0.0410	0.2080	1.3724
0.0476	0.1964	1.3677
0.0490	0.1908	1.3676
0.0600	0.1719	1.3655
0.0625	0.1630	1.3641
0.0733	0.1442	1.3623
0.0808	0.1411	1.3622
0.0892	0.1321	1.3596
0.0936	0.1305	1.3598
0.1125	0.1135	1.3594
0.1305	0.0936	1.3596
0.1321	0.0892	1.3598
0.1414	0.0836	1.3596
0.1428	0.0833	1.3596
0.1490	0.0788	1.3604
0.1479	0.0561	1.3551
0.1485	0.0555	1.3557
0.1537	0.0326	1.3526
0.1529	0.0000	1.3463

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	0.2690	1.3863
0.0150	0.2682	1.387
0.0240	0.2661	1.3886
0.0290	0.2401	1.3842
0.0418	0.2054	1.3797
0.0558	0.1773	1.3761
0.0617	0.1702	1.3758
0.0740	0.1540	1.3739
0.0922	0.1372	1.3731
0.0988	0.1300	1.3717
0.1009	0.1271	1.3719
0.1072	0.0749	1.3646
0.1040	0.0551	1.3605
0.1041	0.0361	1.3575
0.1012	0.0000	1.3516

Refractive index (Na D-line) [ref]

Operational conditions:

• Temperature, K = 323.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Refractive index (Na D-line) - Liquid
0.0000	0.2558	1.3762
0.0158	0.2573	1.3764
0.0313	0.2565	1.3763
0.0410	0.2080	1.3724
0.0476	0.1964	1.3677
0.0490	0.1908	1.3676
0.0600	0.1719	1.3655
0.0625	0.1630	1.3641
0.0733	0.1442	1.3623
0.0808	0.1411	1.3622
0.0892	0.1321	1.3596
0.0936	0.1305	1.3598
0.1125	0.1135	1.3594
0.1305	0.0936	1.3596
0.1321	0.0892	1.3598
0.1414	0.0836	1.3596
0.1428	0.0833	1.3596
0.1490	0.0788	1.3604
0.1479	0.0561	1.3551
0.1485	0.0555	1.3557
0.1537	0.0326	1.3526
0.1529	0.0000	1.3463

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	0.2690	1250.42
0.0150	0.2682	1258.39
0.0240	0.2661	1266.01
0.0290	0.2401	1243.93
0.0418	0.2054	1220.34
0.0558	0.1773	1201.99
0.0617	0.1702	1201.15
0.0740	0.1540	1193.65
0.0922	0.1372	1194.94
0.0988	0.1300	1189.49
0.1009	0.1271	1189.19
0.1072	0.0749	1148.63
0.1040	0.0551	1125.02
0.1041	0.0361	1108.58
0.1012	0.0000	1075.8

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 323.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	0.2558	1237.09
0.0158	0.2573	1247.13
0.0313	0.2565	1258.95
0.0410	0.2080	1223.98
0.0490	0.1908	1205.37
0.0600	0.1719	1195.95
0.0625	0.1630	1198.67
0.0733	0.1442	1193.35
0.0781	0.1413	1181.67
0.0892	0.1321	1181.29
0.0936	0.1305	1181.18
0.1125	0.1135	1181.2
0.1305	0.0936	1181.29
0.1321	0.0892	1181.18
0.1414	0.0836	1185.06
0.1428	0.0833	1183.65
0.1490	0.0788	1186.4
0.1479	0.0561	1166.43
0.1537	0.0326	1145.88
0.1529	0.0000	1101.96

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Fixed		Measured
Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid	Mass density, kg/m3 - Liquid
0.2601	0.0000	1237.48
0.2602	0.0045	1240.09
0.2596	0.0103	1245.14
0.2598	0.0231	1258.28
0.2364	0.0289	1242.18
0.2230	0.0325	1234.05
0.2031	0.0394	1218.68
0.1831	0.0481	1207.27
0.1615	0.0583	1196.39
0.1533	0.0628	1193.33
0.1318	0.0809	1191.13
0.1242	0.0896	1190.24
0.1097	0.0905	1180.76
0.0936	0.0912	1166.45
0.0452	0.0921	1118.92
0.0000	0.0924	1077.03

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 288.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	0.2690	1250.42
0.0150	0.2682	1258.39
0.0240	0.2661	1266.01
0.0290	0.2401	1243.93
0.0418	0.2054	1220.34
0.0558	0.1773	1201.99
0.0617	0.1702	1201.15
0.0740	0.1540	1193.65
0.0922	0.1372	1194.94
0.0988	0.1300	1189.49
0.1009	0.1271	1189.19
0.1072	0.0749	1148.63
0.1040	0.0551	1125.02
0.1041	0.0361	1108.58
0.1012	0.0000	1075.8

Mass density, kg/m3 [ref]

Operational conditions:

• Temperature, K = 323.15 (Liquid)
• Pressure, kPa = 100 (Liquid)

Fixed		Measured
Mass fraction of Potassium sulfate (3) - Liquid	Mass fraction of Lithium sulfate (2) - Liquid	Mass density, kg/m3 - Liquid
0.0000	0.2558	1237.09
0.0158	0.2573	1247.13
0.0313	0.2565	1258.95
0.0410	0.2080	1223.98
0.0490	0.1908	1205.37
0.0600	0.1719	1195.95
0.0625	0.1630	1198.67
0.0733	0.1442	1193.35
0.0781	0.1413	1181.67
0.0892	0.1321	1181.29
0.0936	0.1305	1181.18
0.1125	0.1135	1181.2
0.1305	0.0936	1181.29
0.1321	0.0892	1181.18
0.1414	0.0836	1185.06
0.1428	0.0833	1183.65
0.1490	0.0788	1186.4
0.1479	0.0561	1166.43
0.1537	0.0326	1145.88
0.1529	0.0000	1101.96

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Temperature, K = 288.15 (Liquid)

Fixed		Measured
Mass fraction of Lithium sulfate (2) - Liquid	Mass fraction of Potassium sulfate (3) - Liquid	Mass density, kg/m3 - Liquid
0.2601	0.0000	1237.48
0.2602	0.0045	1240.09
0.2596	0.0103	1245.14
0.2598	0.0231	1258.28
0.2364	0.0289	1242.18
0.2230	0.0325	1234.05
0.2031	0.0394	1218.68
0.1831	0.0481	1207.27
0.1615	0.0583	1196.39
0.1533	0.0628	1193.33
0.1318	0.0809	1191.13
0.1242	0.0896	1190.24
0.1097	0.0905	1180.76
0.0936	0.0912	1166.45
0.0452	0.0921	1118.92
0.0000	0.0924	1077.03

Sources

• Solid-liquid metastable phase equilibria for the ternary system (Li2SO4 + K2SO4 + H2O) at 288.15 and 323.15 K and p = 0.1 MPa
• Mineral solubilities of salts in the three quaternary systems: LiCl-NaCl-MgCl2-H2O, LiCl-KCl-MgCl2-H2O and Li2SO4-K2SO4-MgSO4-H2O at 288.15 K
• Experimental determination and modeling of the solubility phase diagram of the ternary system (Li2SO4+K2SO4+H2O) at 288.15 K
• Measurement and Prediction of Solid + Liquid Equilibria in the Quaternary System LiCl-KCl-Li2SO4-K2SO4-H2O at 288.15 K