He bulk, as a result of rupture of hydrogen bonds amongst
He bulk, because of rupture of hydrogen bonds involving water molecules and polar functional groups. On the the 8c), this hydrogen bonds among water molecules and polar functional groups. On DSC curve (Figurerupture ofprocess corresponds to a distinct endothermic peak. The rate the DSC curve (Figure 8c), increasing temperature a to 280.74 and then of weight-loss for xanthan increases withthis approach corresponds C2 Ceramide manufacturer toupdistinct endothermic peak. The rate of weight reduction for xanthan increases with increasing temperature as much as 280.74 C and decreases. Hence, the key degradation of xanthan happens in a single step. Within the selection of the then decreases. Hence, the principle degradation of xanthan happens in 1 step. Inside the variety key decomposition major decomposition (as much as 300 C), xanthan “loses” 46 of theand bysample, and (as much as 300 ), xanthan “loses” 46 of the initial sample, initial 600 of the , the weight-loss was 64 .fat loss was 64 . the the DSC curve, the principle decomposition with the by 600 C, the Around the DSC curve, On key decomposition of the xanthan structure is characterized by a well-discernible exothermic impact exothermic impact DNQX disodium salt iGluR having a maximum xanthan structure is characterized by a well-discernible having a maximum at 281 . at 281 C.Figure eight. TG (a), DTG (b), and DSC andcurves of xanthan and xanthan sulfate. Figure 8. TG (a), DTG (b), (c) DSC (c) curves of xanthan and xanthan sulfate.For sulfated xanthan, the initial stage of heating (up to 180 ) is characterized by a significantly less intense weight reduction (-7.7 ), when compared with the original xanthan. The endothermic effect around the DSC curve of your indicated interval is flatter and not as pronounced.Foods 2021, ten,11 of021, ten, x FOR PEER REVIEWFor sulfated xanthan, the initial stage of heating (as much as 180 C) is characterized by a significantly less intense fat reduction (-7.7 ), in comparison to the original xanthan. The endothermic impact on the DSC curve from the indicated interval is flatter and not as pronounced. The main decomposition of xanthan sulfate, in contrast towards the original xanthan, happens in two stages. The DTG curve has two pronounced peaks, with maxima at 226 and 286 C. The initial stage is most likely associated using the decomposition of sulfo groups (fat reduction 18.8 ). During the second stage of decomposition (up to 300 C), xanthan “loses” 64 . Around the DSC curve, the decomposition of sulfo groups corresponds to a sharp and rather intense exothermic peak, with a maximum at 226 C, which, with an increase within the heating temperature, passes into the endothermic zone. The endothermic effect within this area is likely associated with all the melting on the substance with all the simultaneous decomposition from the structure of xanthan sulfate; the latter statement is confirmed by the slope with the TG curve within this interval. Additional 12 of 16 heating of your sample to 600 C results in aromatization with the structure using the formation of a carbonized residue (fat reduction 79 ). 3.7. Atomic Force Microscopy 3.7. Atomic Force Microscopy According surface of the xanthan of your xanthan near-spherical near-spherical partiAccording to Figure 9, the to Figure 9, the surface film consists of film consists ofparcles with an average size of 79.6of xanthan leads to a rise into an increase in spherical ticles with an average size of 79.6 nm. Sulfation nm. Sulfation of xanthan leads spherical particles to an particlessizean average size a outcome of agglomeration and aggregation. It aggregation. It average to of 281.9 nm as of 281.9 nm as a result of ag.