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Table 2 Concentrations TRI and XIP in the calibration and validation sets for the multivariate calibrations

From: Univariate versus multivariate spectrophotometric data analysis of triamterene and xipamide; a quantitative and qualitative greenly profiled comparative study

Mix no

Concentration (µg/mL)

TRI

XIP

1

5.00

4.00

2

5.00

2.00

3

3.00

2.00

4

3.00

6.00

5

7.00

3.00

6

4.00

6.00

7

7.00

4.00

8

5.00

3.00

9

4.00

3.00

10

4.00

5.00

11

6.00

6.00

12

7.00

5.00

13

6.00

4.00

14

5.00

6.00

15

7.00

6.00

16

7.00

2.00

17

3.00

5.00

18

6.00

2.00

19

3.00

4.00

20

5.00

5.00

21

6.00

5.00

22

6.00

3.00

23

4.00

2.00

24

3.00

3.00

25

4.00

4.00

  1. The highlighted rows represent the validation set