Peak Label

Retention time

% of Area

USP Resolution

USP Tailing

Peak Purity

Acid Degradation

Acid Degradation product

3.650

8.66

-

0.93

Passed

Sofosbuvir

5.141

91.34

24.58

1.13

Passed

Base Degradation

Base degradation Product-A

2.616

28.80

-

1.13

Passed

Base degradation Product-B

3.679

17.17

11.74

1.37

Passed

Sofosbuvir

5.142

54.03

23.94

1.15

Passed

Oxidative Degradation

Oxidative degradation product

4.508

0.79

-

1.08

Passed

Sofosbuvir

5.151

99.12

5.60

1.18

Passed