Different Stability-Indicating Chromatographic Techniques for the Determination of Netobimin

Table 3

Results of analysis of netobimin in laboratory-prepared mixtures containing different ratios of netobimin and its degradation product in pure powder form by the proposed methods.

	Method (A)			Method (B)
Degradation%	Concentration (μg/mL)			Concentration (μg/band)
	Netobimin	Degradation product	Recovery %	Netobimin	Degradation product	Recovery %
10	9	1	100.8	4.5	0.5	98.1
20	8	2	98.2
30	7	3	100.4	3.5	1.5	100.7
40	6	4	98.2
50	5	5	100.8	2.5	2.5	100.9
60	4	6	98.2
70	3	7	98.7	1.5	3.5	100.2
80	2	8	98.6
90	1	9	100.8	0.5	4.5	100.5
Mean			99.4			100.1
S.D.			1.3			1.2
R.S.D. %			1.3			1.2