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. 2023 Dec 15;15(12):2783. doi: 10.3390/pharmaceutics15122783

Table 2.

Applied drying protocols in the study.

Drying Process Step Ts (°C) Pc (mbar) Hold Time (h) Ramp Toward Step (K/min) MW Application (W)
P1 1 −15 0.05 * 1.0 2 × 90 **
2 30 0.05 6 1.0 2 × 90 **/†
P2 1 30 0.05 * 0.2
P3 1 30 0.05 * 0.2 2 × 90 ‡
P4 1 10 0.05 * 0.2 2 × 90 §
2 30 0.05 4 1.0 -

* Maintained until Pirani signal equaled capacitance, and mass spectrometer revealed water vapor concentration cH2O < 10%. ** In case of MFD. † Applied continuously until the shelf temperature reached 0 °C to not overheat the samples. ‡ Microwave module was stopped after 5 h, 6 h, and 8 h respectively. In case of MFD of F7, 2 × 90 W were applied until Pirani signal equaled capacitance sensor output, and mass spectrometer revealed water vapor concentration cH2O < 10%. § Microwave module was stopped after 10 h and 13 h, respectively. MW, microwave.