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

small win: data logger stopped being a problem at week 31

Discussionbranch of 9 comments

Quick one. Canada here. data logger works very differently where I live than in the threads that dominate the front page, and I keep seeing people confidently given advice that simply does not apply outside the US. Specifics: the route I used took 21 weeks and cost roughly what I expected. The admin was worse than…

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9 comments, started 2 years ago
u/brigade_detector104 points·2 years ago

customs clearance often breaks the cold chain, factor that in

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u/sequence_checkerresearch peptides52 points·2 years ago·edited

Respectfully this is a sample of one presented as a finding.

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u/jarno_adeyemi27 points·2 years ago

data logger is the standard, gut feeling is not

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u/andres_restrepo13 points·2 years ago

data logger is the standard, gut feeling is not

Counter-anecdote: opposite result, same dose. Which mostly tells us the variance is huge.

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u/kian_solbergOP5 points·2 years ago

Slight fix: the number was 95.1, not 94.2. Decimal point, but a fairly consequential one.

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u/split_dose_sceptic-15 points·2 years ago

Customs clearance took 9 days. Package sat unrefrigerated during that. Powder tested clean after, reconstituted solution probably would not have.

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u/iman_castellanos24 points·2 years ago

excursion claims need a logger trace or a photo at unboxing, not "it felt warm"

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u/kian_solbergOP9 points·2 years ago

excursion claims need a logger trace or a photo at unboxing, not "it felt warm"

Adding to this: data logger is doing more work than the comment implies.

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u/nikhil_asante4 points·2 years ago

Yeah, data logger is the only acceptable proof.

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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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