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Future Journal of Pharmaceutical Sciences

Table 2 Results for system suitability test for NAT and MET

From: A stability indicating UPLC method development and validation for the simultaneous estimation of nateglinide and metformin hydrochloride in bulk and tablet dosage form

Sample

Metformin HCL

Nateglinide

tR

N

As

tR

N

As

Rs

1

1.014

7584

1.05

1.435

5625

1.03

5.14

2

1.018

7541

1.02

1.436

5636

1.01

5.17

3

1.011

7517

1.03

1.439

5631

1.02

5.28

4

1.017

7529

1.02

1.451

5823

1.03

5.34

5

1.014

7563

1.04

1.447

5817

1.00

5.24

6

1.012

7889

1.06

1.436

5687

1.01

5.17

Mean

1.014

7603.8

1.037

1.441

5703

1.017

5.223

SD

0.00

141.75

0.016

0.007

93.18

0.012

0.077

% RSD

0.27

1.86

1.58

0.47

1.63

1.19

1.48

  1. tR—Retention time, N—No. of theoretical plates, As—Peak asymmetry, Rs—Resolution
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