Solid-Liquid Phase Equilibria of the Quaternary System (LiCl + LiBO₂ + Li₂B₄O₇ + H₂O) at 308.15 K: Experimental and Theoretical Prediction

Table 3

Physicochemical properties of the quaternary system LiCl − LiBO₂ − Li₂B₄O₇ − H₂O at 308.15 K and 0.1 MPa.^a

No.b	ρ/g·cm−3			nD			pH
	Experimental Value	Calculated Value	Relative Error, %	Experimental Value	Calculated Value	Relative Error, %
1, Ac	1.3846	1.3855	0.07	1.4594	1.4554	−0.28	5.49
2	1.3756	1.3776	0.15	1.4531	1.4531	0.00	5.93
3	1.3703	1.3708	0.04	1.4520	1.4509	−0.08	6.17
4, Bc	1.0718	1.0740	0.20	1.3607	1.3556	−0.37	10.35
5	1.0670	1.0685	0.14	1.3568	1.3537	−0.23	10.42
6	1.0642	1.0656	0.13	1.3548	1.3527	−0.16	10.47
7, C	1.2815	1.2918	0.80	1.4372	1.4339	−0.23	4.14
8	1.3098	1.3059	−0.30	1.4447	1.4367	−0.56	4.89
9	1.3288	1.3237	−0.39	1.4474	1.4406	−0.47	5.51
10	1.3484	1.3470	−0.10	1.4489	1.4457	−0.22	6.12
11, F1	1.3675	1.3644	−0.22	1.4503	1.4493	−0.07	6.25
12	1.2252	1.2244	−0.07	1.4077	1.4054	−0.16	8.39
13	1.1557	1.1542	−0.13	1.3896	1.3823	−0.53	9.15
14	1.1139	1.1144	0.04	1.3636	1.3688	0.38	9.79
15	1.0915	1.0895	−0.19	1.3578	1.3605	0.20	10.32
16, F2	1.0633	1.0647	0.14	1.3454	1.3520	0.49	10.50
17	1.0650	1.0605	−0.42	1.3474	1.3502	0.21	10.55
18	1.0670	1.0653	−0.16	1.3483	1.3509	0.19	10.56
19, D	1.0726	1.0778	0.48	1.3521	1.3532	0.08	10.65

^a Standard uncertainties u, u (T) = 0.02 K, u () = 0.005 MPa, u (ρ) = 0.005 g cm−3. u (nD) = 0.002, u (pH) = 0.01. ^b The no. Column corresponds to the no. Column in Table 2. ^c The physicochemical properties were cited from ref. [16].