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Table 5 Statistical comparison between the results obtained by the proposed method and the official BP method

From: A green TLC densitometric method for the simultaneous detection and quantification of naphazoline HCl, pheniramine maleate along with three official impurities

Parameter

TLC

Official BP method [5]

NPZ

PHN

NPZ

PHN

Mean of recoveries

101.15

100.42

99.63

99.71

SD

1.095

1.712

0.977

1.153

Variance

1.199

2.931

0.955

1.329

n

5

5

5

5

Student’s t-test

2.316 (2.306)a

0.778 (2.306)a

NA

NA

F-test

1.26 (6.39)a

2.21 (6.39)a

NA

NA

  1. aThese values represent the corresponding tabulated values of t and F at p = 0.05
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BMC Chemistry

ISSN: 2661-801X

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