Stability-Indicating HPLC Determination of Trandolapril in Bulk Drug and Pharmaceutical Dosage Forms

Table 1

Linearity of the present method.

Conc. g/mL	Mean area	SD	RSD
1	22,044	364.7	1.65
2	41,605	532.0	1.28
4	86,309	1194.8	1.38
8	172,070	1699.5	0.99
10	212,583	2283.2	1.07
12	255,392	2189.3	0.86
16	336,841	3371.1	1.00
20	424,233	3825.2	0.90
24	507,842	3534.7	0.70
Slope	21,121.5	157.1
Intercept	1,125.3	511.6
	0.99996

Mean and SD of six determinations.