| S. No |
Drug |
Wavelength
(nm) |
Linearity range
(mMole) |
Regression equation |
Correlation coefficient |
| 1 |
Lef |
243.6 |
0.01-.055 |
Y=0.429x - 4E-05 |
0.998 |
| Diclo |
258.4 |
0.09-0.18 |
Y=0.294x - 0.001 |
0.984 |
| 2 |
Lef |
246.1 |
0.01-0.055 |
Y= 0.449x + 8E-05 |
0.995 |
| Flur |
258.2 |
0.06-0.15 |
Y=0.440x - 0.002 |
0.984 |
| 3 |
Lef |
248.1 |
0.01-0.055 |
Y=0.488x - 0.000 |
0.983 |
| Ibu |
231.4 |
0.01-0.08 |
Y=1.036x + 0.025 |
0.995 |
| 4 |
Lef |
253.2 |
0.01-0.055 |
Y= 0.244x + 7E-06 |
0.997 |
| Mef |
231.4 |
0.02-0.065 |
Y=1.561x - 0.023 |
0.999 |
Lef=leflunomide, Flur=flurbiprofen, Ibu=ibuprofen, Mef=mefanamic acid, Diclo=diclofenac sodium |