Table III.
Weight Changes on Exposure to Typical Drying Temperatures and Extremes of Humidity
| Candidate Form | Hygrodynamics, Weight Change % | ||
|---|---|---|---|
| Drying 24 h at 49°C | 1 week at 24°C | ||
| 11% RH | 83% RH | ||
| Free base | −0.18 | +2.60 | 0.0 |
| Phosphate hydrate | +0.60 | −0.70 | +1.76 |
| Fumarate | −0.03 | +0.04 | +0.03 |
| Maleate | −0.11 | +2.16 | +0.04 |
+/− Signs added for clarity