Electrode type |
[MOXHC]a taken mg mL-1 |
SD (RSD%) |
Recovery % |
[MOXHC] found mg mL-1 |
Standard official methodc |
SAMb |
Calibration |
SAMb |
Calibration |
Calibration |
SAMb |
RSD %
(n = 5) |
Recovery (%) |
[MOXHC] found
mg mL-1 |
[MOXHC] taken
mg mL-1 |
ISPE
(22 mg NaTPB) |
0.306 |
0.005 (1.909) |
0.005 (1.79) |
94.28 |
96.40 |
0.288 |
0.295 |
0.243 |
99.60 |
2.180 |
2.189 |
2.189 |
0.004 (0.188) |
0.004 (0.213) |
99.76 |
99.37 |
2.183 |
2.175 |
ISPE
(16 mg RN) |
0.306 |
0.002 (1.002) |
0.006 (2.169) |
97.30 |
97.41 |
0.297 |
0.297 |
2.189 |
0.004 (0.198) |
0.004 (0.186) |
99.40 |
99.20 |
2.176 |
2.171 |
ISPE
(30 mg PTA) |
0.306 |
0.005 (1.802) |
0.006 (2.095) |
97.05 |
94.41 |
0.297 |
0.289 |
2.189 |
0.005 (0.228) |
0.004 (0.212) |
99.74 |
99.93 |
2.183 |
2.187 |
IPVC
7.5 mg NaTPB |
0.306 |
0.004 (1.417) |
0.002 (0.981) |
96.89 |
98.03 |
0.296 |
0.300 |
2.189 |
0.006 (0.295) |
0.008 (0.369) |
99.93 |
100.11 |
2.187 |
2.191 |
IPVC
(7.5 mg PMA) |
0.306 |
0.003 (1.161) |
0.004 (1.589) |
98.44 |
95.50 |
0.301 |
0.292 |
2.189 |
0.005 (0.249) |
0.007 (0.339) |
99.74 |
99.36 |
2.183 |
2.175 |
IPVC
(7.5 mg PTA) |
0.306 |
0.005 (1.813) |
0.004 (1.384) |
95.91 |
95.17 |
0.293 |
0.291 |
2.189 |
0.007 (0.360) |
0.006 (0.304) |
99.47 |
99.24 |
2.177 |
2.172 |
ICPE
(10 mg NaTPB) |
0.306 |
0.007 (2.372) |
0.004 (1.443) |
98.20 |
96.07 |
0.300 |
0.294 |
2.189 |
0.003 (0.169) |
0.004 (0.187) |
99.88 |
100.01 |
2.186 |
2.189 |
|
aAverage of five replicate (n = 5) bStandard addition method cStandard official method |
Table 7: Potentiometric determination of MOXHC in pure and pharmaceutical preparation by calibration and SAM methods using modified ICPE, ISPE and IPVC sensors. |