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c/coldchain·submitted 2 years ago by u/britt_okwuosa

reading packaging threads from 2024 and half of it aged badly

Failurebranch of 5 comments

Confession thread, sort of. I went from 12.5mg to 5mg much faster than I should have because the scale had stalled and I got impatient. The stall broke about 6 weeks later, at which point I had no way of knowing whether the dose increase did anything or whether it would have broken anyway. So now I have reflux I did…

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5 comments, started 2 years ago
u/jarno_karlsen610 points·2 years ago

The gel pack lasted 4 hours in a courier van, then liquid. Powder itself fine, the cold chain mostly died in transit.

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u/split_dose_sceptic291 points·2 years ago·edited

You have restated the marketing copy. What is the actual substance here.

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u/britt_okwuosaOP148 points·2 years ago

Logger trace from my shipment: 3 hours at 21°C. Powder tested 94.2% against 96.8% claim. Tolerates more than the box implies.

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u/iman_castellanos313 points·2 years ago

Strongly agree. Peak temperature is not the whole story.

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u/dario_bakken496 points·2 years ago

Slight fix: the number was 98.7, not 98.9. Decimal point, but a fairly consequential one.

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About c/coldchain

Temperature and stability in the real world: what an excursion actually costs you, why lyophilised powder is far more forgiving than reconstituted solution, how to read a logger CSV, and how to photograph a failed shipment so the conversation with the vendor is short.

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  1. Excursion claims need a logger trace or a photo taken at unboxing. "It felt warm" is not data.
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