Instrument SCHIMADZU-1601 UV Spectrophotometer
Wavelength 254 nm for Clopidogrel Bisulphate
216 nm for Aspirin
Blank solution 0.1 N HCl buffer
Standard solution 40 ppm solution of Clopidogrel Bisulphate and Aspirin in 0.1 N HCl buffer.
Replicates of sample 2
Table 4: UV parameters.