test it
#storage-coldchain 2025-03-04
Tuesday32 messages6 participantstimes are UTC
Highlights from this day
- travel_cooler — a few hours at room temperature is almost certainly nothing. a week is a different conversation 22:06
- travel_cooler — i log the fridge temperature daily and the room has never let me forget it 22:13
- travel_cooler — reconstituted solution is the fragile part. that is where the cold chain actually earns its keep 22:23
- impersonator_ip — lyophilised powder is genuinely robust. a warm transit is far less likely to matter than people fear reconstituted solution is the fragile part. that is where the… 22:54
power cut with the door shut for a few hours is fine. a full fridge holds temperature surprisingly well
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slightly off topic but the vial that visibly changed after a warm transit was the one that had already been reconstituted
lyophilised powder is genuinely robust. a warm transit is far less likely to matter than people fear
a liquid cold pack tells you it was above freezing, not that your vial cooked, ymmv
*that should say weekly
door shelf or back of the fridge
a cooler with two gel packs held under eight degrees for eleven hours on a drive
i left a reconstituted vial out overnight once, sent it for testing out of curiosity, it came back fine
for flying, hand luggage every time. the hold is not temperature controlled the way people assume
hotel minibars are frequently not cold enough. i take a thermometer, which is ridiculous and also correct
do i need to worry about light exposure or is that overthinking
freezing reconstituted peptide is the one thing this channel has never agreed on
the practical risk in winter shipping is freezing, and in summer it is heat. plan for the season you are in
a few hours at room temperature is almost certainly nothing. a week is a different conversation
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is a five pound fridge thermometer actually worth it
i log the fridge temperature daily and the room has never let me forget it
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back of the fridge
cold pack arrived completely liquid, does that mean anything
reconstituted solution is the fragile part. that is where the cold chain actually earns its keep
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how long is reconstituted actually good for at room temperature
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i would use it
buy a thermometer. mine reads 3.1 on the door and two degrees lower at the back
lyophilised at room temp for 15 days in transit, worried or not
not the door
gel packs
solution is not
i keep everything at the back of the middle shelf, never the door
lyophilised powder is genuinely robust. a warm transit is far less likely to matter than people fear
reconstituted solution is the fragile part. that is where the cold chain actually earns its keep
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anyone had a vial visibly change after a warm transit
my fridge is 7.4
i would bin it
ok so light exposure matters much less than temperature for these. i still keep them in the carton