Parameters TLC-densitometry HPLC official method1 MTR Reference method DIQ
MTR DIQ MTR DIQ
Mean 99.87 100.15 99.92 100.15 100.77 100.57
± S.D 0.365 0.593 0.433 0.483 0.507 0.641
Variance 0.133 0.352 0.187 0.233 0.257 0.411
F-test 1.93
(2.71)a
1.17
(2.71)a
1.37
(4.82)a
1.76
(4.95)a
   
Student,s t-test 0.20
(2.06)a
0.14
(2.06)a
0.31
(2.17)a
0.69
(2.20)a
   
N 20 20 8 7 6 6
aThe values in the parenthesis are corresponding the oretical t- and F-values at P=0.05 [14]
Table 4: Statistical comparison for the results obtained by the proposed methods and the official method for analysis of MTR and official method for analysis of DIQ.