Research Article
Simultaneous Quantification of Paracetamol and Caffeine in Powder Blends for Tableting by NIR-Chemometry
Figure 1
Reflectance spectrum of powder mixture recorded at a resolution of 8 cm−1 for a calibration set. The highlighted blue area defines the spectral ranges selected for the paracetamol, and the green area defines the spectral ranges selected for the caffeine.