Table 4.

Measurement of intra/interday precision of CCHO and EOH for sustainable HPTLC technique (mean ± SD; n = 6).

Conc. (ng band−1)	Intraday Precision			Interday Precision
	Conc. (ng band−1) ± SD	Standard Error	CV (%)	Conc. (ng band−1) ± SD	Standard Error	CV (%)
CCHO
50	50.49 ± 0.37	0.15	0.73	49.23 ± 0.43	0.17	0.88
500	494.19 ± 2.89	1.18	0.58	504.32 ± 3.12	1.27	0.61
1000	992.56 ± 5.22	2.13	0.52	986.51 ± 5.44	2.22	0.55
EOH
50	49.43 ± 0.32	0.32	0.65	49.28 ± 0.37	0.15	0.75
500	504.87 ± 2.90	2.90	0.57	495.89 ± 3.23	1.31	0.65
1000	995.51 ± 4.87	4.87	0.48	985.87 ± 5.50	2.42	0.55