Table 4. Apparent Density of the Phase Change Gypsum Board.

	apparent density (g/cm)
CA-P/EG (wt %)	1	2	3	average value	maximum relative deviation	modified apparent density (g/cm3)
0	1.812	1.802	1.794	1.803	0.5% < 10%	1.803
5	1.715	1.701	1.682	1.699	1.0% < 10%	1.699
10	1.655	1.629	1.668	1.651	1.3% < 10%	1.651
15	1.418	1.576	1.486	1.493	5.6% < 10%	1.493
20	1.426	1.380	1.423	1.410	2.1% < 10%	1.410