Chemometric-Assisted Spectrophotometric Method for the Simultaneous Determination of Ciprofloxacin and Doxycycline Hyclate in Pharmaceutical Formulations

Table 1

Composition of calibration set.

Mix. no.	CIP (μg/mL)	DOX (μg/mL)
1	1	15
2	2	7
3	4	9
4	1	7
5	2	5
6	4	5
7	6	5
8	6	12
9	8	7
10	4	15
11	8	5
12	4	12
13	4	7
14	1	12
15	8	15
16	6	15
17	1	5
18	8	12
19	2	9
20	1	9
21	2	15
22	2	12
23	6	9
24	8	9
25	6	7