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Table 9 Degradation data for nateglinide

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

S.NO

Degradation condition

Peak area

% Recovery

% Drug degradation

Peak purity

Purity angle

Purity threshold

Pass /Fail

1

Acid

457,512

87.3

12.7

1.232

8.025

Pass

2

Alkali

455,849

87

13

1.217

8.054

Pass

3

Peroxide

450,125

85.9

14.1

1.249

8.173

Pass

4

Thermal

479,856

91.6

8.4

1.263

8.007

Pass

5

Photolysis

500,478

95.5

4.5

1.248

8.063

Pass

6

Hydrolysis

502,154

95.8

4.2

1.252

8.077

Pass