A Simple Colorimetric Method for the Determination of Raloxifene Hydrochloride in Pharmaceuticals Using Modified Romini’s Reagent

Table 1

Stability of the colored complex of 120 μg·ml⁻¹ with respect to time (hours).

Time (hours)	Optical density
4	0.20
8	0.21
12	0.21
16	0.21
20	0.21
24	0.21
28	0.21
32	0.21
36	0.21
40	0.21
44	0.20
48	0.18