Table 4.

Changes in HPLC area % relative to −20 °C storage sample after 2 weeks of storage in various relative humidity at room temperature.

Sample	Average Area % (n = 2)	Range
−20 °C (control)	100.0	98.8, 101.2
11.1% RH	99.6	97.7, 101.5
33.3% RH	92.8	93.3, 92.2
54% RH	93.0	93.4, 92.6
75% RH	88.2	89.2, 87.1
94% RH	67.4	69.4, 65.3