An X-ray diffractometer coupled with diffuse reflectance infrared Fourier transform spectroscopy and gas chromatography for in situ and in operando characterization: an innovative analytical laboratory instrument

Figure 11
Relative heights of the calcium oxalate hydrate peak at 2 [theta]

= 19.68°, the dehydrated calcium oxalate peak at 2 [theta]

= 9.45° and the calcium carbonate peak at 2 [theta]

= 16.34°, from the XRD measurements presented in Fig. 9