OMP
Recovery (%) Authentic found (ug mL-1) Authentic added (ug mL-1) Claimed amount taken (ug mL-1)
00.55 20.11 20.00 40.00
00.28 40.11 40.00
00.23 60.14 60
00.35±0.172 Mean ± SD
TND
Recovery (%) Authentic found (ug mL-1) Authentic added (ug mL-1) Claimed amount taken (ug mL-1)
00.40 0.04 0.00 25.00
99.76 24.94 25.00
99.90 49.95 50.00
00.02±0.336 Mean ± SD
CLR
Recovery (%) Authentic found (ug mL-1) Authentic added (ug mL-1) Claimed amount taken (ug mL-1)
99.38 987.62 2000.00 000.00
99.95 499.23 500.00
99.97 3998.60 4000.00
99.78±0.335 Mean ± SD
Table 4: Application of the standard addition technique to the proposed HPLC method of OMP, TND & CLR in their pharmaceutical formulation.