New Simple Spectrophotometric Method for the Simultaneous Estimation of Paracetamol and Flupirtine Maleate in Pure and Pharmaceutical Dosage Form

Table 1

Absorptivity value for PAR.

Concentration (µg/mL)	Absorbance	Absorptivity	Absorbance	Absorptivity
	𝜆1 − 245 nm	𝜆1−245 nm	𝜆2−344.5 nm	𝜆2−344.5
5	0.336	672.00	0.000	0.00
7.5	0.503	670.66	0.001	1.33
10	0.674	674.00	0.000	0.00
12.5	0.835	668.00	0.001	0.80
15	1.011	674.00	0.000	0.00
	Absorptivity for 𝜆1	671.73	Absorptivity for 𝜆2	0.42