| Mix NO |
Deg (PAP) % |
Concentration (μg/band) |
Recovery % |
| |
|
DPH |
PAR |
PAP |
DPH |
PAR |
PAP |
| 1 |
20 |
5 |
1.6 |
0.4 |
98.20 |
98.12 |
100.25 |
| 2 |
30 |
5 |
1.4 |
0.6 |
102.00 |
99.00 |
98.33 |
| 3 |
40 |
5 |
1.2 |
0.8 |
100.00 |
100.00 |
100.62 |
| 4 |
50 |
5 |
1 |
1 |
99.20 |
101.20 |
101.00 |
| 5 |
60 |
5 |
0.8 |
1.2 |
99.40 |
98.00 |
100.83 |
| 6 |
70 |
5 |
0.6 |
1.4 |
101.60 |
102.00 |
99.28 |
| 7 |
80 |
5 |
0.4 |
1.6 |
98.00 |
99.00 |
99.37 |
| 8* |
0.00 |
5* |
100* |
ZERO |
99.20 |
------- |
Zero |
| 9* |
0.00 |
0.05* |
1* |
ZERO |
------- |
101.30 |
Zero |
| Mean ± SD |
99.30± 1.45 |
99.50± 1.53 |
100.25±
0.98 |
*The ratio present in Panadol night® tablets
N.B: DPH concentration was determined in mixture No 8, while in mix No 9 PAR concentration was determined after dilution of mix No 8 |
