Table 4.

Composition of the samples.

Composition No.	Sample wt % TCP	Sample wt % C2S	Sample wt % S	Sample wt % A
1	47.39	52.61	0.00	100.00
2	49.00	51.00	9.52	90.48
3	50.00	50.00	15.43	84.57
4	53.00	47.00	33.18	66.82
5	54.00	46.00	39.09	60.91
6	55.00	45.00	45.00	55.00
7	56.00	44.00	50.92	49.08
8	57.00	43.00	56.83	43.17
9	58.00	42.00	62.74	37.26
10	59.00	41.00	68.66	31.34
11	59.50	40.50	71.61	28.39
12	60.00	40.00	74.57	25.43
13	61.00	39.00	80.48	19.52
14	62.00	38.00	86.40	13.60
15	63.00	37.00	92.31	7.69
16	64.30	35.70	100.00	0.00