Product

Proposed Method

Standard addition

Taken  μg/ml

Added μg/ml

Found  μg/ml

Recovery   %

Tz in
Acnitaz® gel 0.1g% Tz

101.74 ± 1.22

4.00

2.00

2.04

102.00

4.00

3.90

97.50

6.00

6.08

101.33

Mean

100.28

SD

2.43

RSD%

2.42

Table 4: Determination of Tz and Deg in Acnitaz® gel by the proposed method and application of standard addition technique.