Influence of Air Temperature and Humidity on Dehydration Equilibria and Kinetics of Theophylline

Table 1

Temperature and relative humidity conditions applied for the dehydration experiments.

Salt	Temperature (°C) and relative humidity (%)
	10°C	20°C	30°C	40°C	50°C	80°C
CsF	4.9	3.8	3.0	2.4	2.1	2.6
LiCl	11.3	11.3	11.3	11.2	11.1	10.5
MgCl2	—	33.1	32.4	31.6	30.5	26.1
K2CO3	—	43.2	43.2	42.3	45.6	42.4
Mg(NO3)2	—	54.4	51.4	48.4	45.4	45.0
NaBr	—	59.1	56.0	53.2	50.9	50.9
NaCl	—	75.5	75.1	74.7	74.4	74.4
KCl	—	85.1	83.6	82.3	81.2	81.2