Spain: cold chain, and what it actually costs here
Spain: cold chain, and what it actually costs here. I have gone back and forth on this for months. 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. Lyophilisation removes the water that drives…
Agreed. The dry powder is the robust state; it is the solution that needs the care.
Agreed.
marta_ilunga is right that the pack failing is not the material failing. Two separate claims.
transit temperature is a distribution, not a number
Cosigning the regional stock point. Ordering from a warehouse in Poland took the whole question off my table.
Careful. "The cold chain failed" is a strong claim and the evidence you have is a warm box.
Cosigning the regional stock point.
This is the distinction that resolves most threads here — powder and solution are different problems.
A transit temperature logger records a distribution, and time above a threshold matters as much as peak temperature. That is the argument for logging rather than guessing.