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Figure 3 | Chemistry Central Journal

Figure 3

From: Application of smart spectrophotometric methods and artificial neural network for the simultaneous quantitation of olmesartan medoxamil, amlodipine besylate and hydrochlorothiazide in their combined pharmaceutical dosage form

Figure 3

(a) Ratio spectrum of laboratory prepared mixture of 7 μg mL -1 AML (Y) and 25 μg mL -1 OLM + 10 μg mL -1 HCT (X) using normalized AML (Y') as a divisor and acetonitrile as a blank (b) the same spectrum after subtraction of constant (c) the same spectrum after subtraction of constant then multiplication by the divisor (Y’).

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BMC Chemistry

ISSN: 2661-801X

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