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Appearance of Product at the Onset, Midpoint, and Offset for the Various Potential Indicators of Primary Drying End Point for 5% Mannitol
| Indicator | Product appearance | ||
|---|---|---|---|
| Onset | Midpoint | Offset | |
| Pirani | Cake | Cake | Cake |
| Lyotrack | Cake | Cake | Cake |
| Condenser pressure | Melt-back | Collapse | Cake |
| Dew point | Cake | Cake | Cake |
| Product TC | Melt-back | Collapse | Cake |
| Process [H2O] from TDLAS | Cake | Cake | Cake |
| Pressure rise test | Melt-back | Melt-back | Cake |
