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c/coldchain·submitted 5 days ago by u/cesar_teixeira

[Data] logger trace: 6 days transit, 41 hours above 8°C, powder was fine

Databranch of 10 comments

Posting this as a discussion rather than a claim: logger trace: 6 days transit, 41 hours above 8°C, powder was fine. Numbers, in the order they matter: 6 days and 41 hours. Ordered from the warehouse in the Netherlands instead of origin and the transit went from a fortnight to 13 days. Entirely different proposition…

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10 comments, started 4 days ago
u/priya_guerrero99 points·4 days ago

Gel packs are designed for a duty cycle. A liquid pack at the end of a longer-than-expected transit is a pack behaving as specified, not evidence of an excursion in the vial.

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u/anya_salgado68 points·3 days ago

Asked ERP which lines they hold regionally and got a straight list back. That answered my summer ordering question completely.

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u/kian_ekstrom24 points·3 days ago

Do you know what storage condition the stability statement covers?

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u/priya_guerrero41 points·4 days ago

a summer lane and a winter lane are different lanes

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u/careful_gradient_again31 points·3 days ago

This. A liquid gel pack on arrival tells you about the pack’s duty cycle, not about the vial.

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u/hamza_weiss21 points·3 days ago·edited

Cosigning the regional stock point. Ordering from a warehouse in Canada took the whole question off my table.

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[deleted]14 points·3 days ago

[deleted]

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u/gustav_vermeulen4 points·3 days ago

That is a lane problem rather than a packaging problem, and the fixes are different.

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u/solene_abubakar21 points·3 days ago·edited

Correction: that stability figure covers the lyophilised powder, not the reconstituted solution. Different claim entirely.

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u/prior_auth_painappeals0 points·3 days ago

Correction: that stability figure covers the lyophilised powder, not the reconstituted solution.

This is the distinction that resolves most threads here — powder and solution are different problems.

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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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