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Re: [IP] storing insulin in reservoirs



Well, less than 1 U out of a 300 U reservoir is still pretty tiny.  And if
the reservoir isn't sealed even some of that will slowly diffuse into the
air.  

>From: Sue Ann Bowling <email @ redacted>
> For some of us 1 unit is significant.
> On Apr 18, 2011, at 5:14 AM, Mitzner, Wayne wrote:
> 
>> There's a good reason you haven't heard this before, Alan  -- it's simply
>> not true.  When the insulin warms from a fridge to room temperature,
>> dissolved air comes out of solution.  But it's hardly enough to be too
>> concerned about.  For example, in my 3 mL reservoir (which I always keep
>> filled in the fridge), about 9 microliters of air will come out of solution
>> as it warms to room temperature.  That's not much of a bubble.  Even if you
>> didn't notice it and get rid of it, 9 microliters of insulin is less than
>> one Unit of insulin.  And if you have a smaller reservoir, the bubble is
>> proportionally smaller as well.
.
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