Determination of Water Vapor Transmission Rate for High ... - PQRI
Determination of Water Vapor Transmission Rate for High ... - PQRI
Determination of Water Vapor Transmission Rate for High ... - PQRI
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Figure 2<br />
25 o C/75%RH<br />
Figures 3 and 4 show the mean weight gain (mg/bottle) pr<strong>of</strong>ile (average <strong>of</strong> 15 bottles<br />
with desiccant or 10 control bottles) <strong>for</strong> intact bottles over the testing period <strong>for</strong> each lab.<br />
As can be seen in the pr<strong>of</strong>ile plots, there is no apparent induction period and the weight<br />
gain pr<strong>of</strong>iles are linear over the testing interval. The intact bottles containing desiccant<br />
show an increase in weight over time at the higher temperature, but very little increase at<br />
the lower temperature. The controls show very little change over time.<br />
4