Table 5.

Tensile strength (MNm⁻²), brittle fracture index (BFI) and friability (%) at relative density, D, of 0.90 for chloroquine phosphate tablets (mean ± SD, n = 4).

Binder	Binder concentration (% w/w)	T (MNm−2)	BFI	Friability (%)
	0.00	0.525 ± 0.021	0.466 ± 0.009	3.25 ± 0.13
Bitter	2.50	0.804 ± 0.010	0.370 ± 0.029	0.78 ± 0.01
	5.00	1.059 ± 0.009	0.215 ± 0.022	0.63 ± 0.02
	7.50	1.150 ± 0.018	0.200 ± 0.017	0.62 ± 0.01
	10.00	1.272 ± 0.020	0.147 ± 0.010	0.55 ± 0.01
Chinese	2.50	0.942 ± 0.011	0.136 ± 0.011	0.70 ± 0.01
	5.00	1.171 ± 0.016	0.123 ± 0.009	0.64 ± 0.02
	7.50	1.248 ± 0.010	0.106 ± 0.004	0.60 ± 0.01
	10.00	1.287 ± 0.013	0.100 ± 0.010	0.55 ± 0.02
Water	2.50	0.656 ± 0.007	0.615 ± 0.010	3.75 ± 0.13
	5.00	0.801 ± 0.010	0.453 ± 0.021	3.00 ± 0.02
	7.50	1.045 ± 0.012	0.406 ± 0.019	2.63 ± 0.02
	10.00	1.155 ± 0.019	0.367 ± 0.013	2.25 ± 0.03
White	2.50	0.601 ± 0.016	0.437 ± 0.024	2.40 ± 0.05
	5.00	1.057 ± 0.012	0.383 ± 0.009	2.10 ± 0.03
	7.50	1.207 ± 0.009	0.314 ± 0.029	1.70 ± 0.03
	10.00	1.249 ± 0.017	0.313 ± 0.023	0.96 ± 0.02
Corn	2.50	0.929 ± 0.010	0.399 ± 0.012	2.00 ± 0.10
	5.00	1.016 ± 0.018	0.363 ± 0.016	1.52 ± 0.03
	7.50	1.131 ± 0.014	0.349 ± 0.003	1.45 ± 0.03
	10.00	1.155 ± 0.011	0.307 ± 0.002	0.90 ± 0.02