Journal of Spectroscopy / 2013 / Article / Tab 2

Research Article

The Spectrophotometric Multicomponent Analysis of a Ternary Mixture of Paracetamol, Aspirin, and Caffeine by the Double Divisor-Ratio Spectra Derivative Method

Table 2

Determination of aspirin, caffeine, and paracetamol in some ternary mixtures.

MixtureAdded ( mol L−1)Found ( mol L−1)Recovery (%)
ASPCAFPARASPCAFPARASPCAFPAR

120.030.040.019.9029.8540.1799.599.5100.43
220.010.010.019.719.9010.0798.5599.00100.70
310.020.08.010.0019.588.03100.097.90100.38
430.010.08.029.8510.008.0199.50100.00100.13
540.020.030.039.2819.9630.3398.2099.80101.10
650.050.050.015.1750.7450.0030.34101.48100.00
760.030.030.060.2230.0131.01100.37100.03103.37
870.030.020.070.1729.9820.52100.2499.93102.60
910.010.010.09.9810.3610.7099.80103.60107.00
1010.030.050.09.0629.1252.2390.6097.07104.46

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