Mechanical Transformation of Compounds Leading to Physical, Chemical, and Biological Changes in Pharmaceutical Substances

Figure 3

Differential IR spectra with the means of standard deviation (gray area) in the middle range (a) and in the terahertz range (b) for the sample of the native lactose and lactose after the fluidization chamber . ΔReflectance = Reflectance of native sample – Reflectance of the sample after fluidization chamber.

(a)

(b)