capillary collector

capillary collector

[′kap·ə‚ler·ē kə′lek·tər]
(engineering)
An instrument for collecting liquid water from the atmosphere; the collecting head is fabricated of a porous material having a pore size of the order of 30 micrometers; the pressure difference across the water-air interface prevents air from entering the capillary system while allowing free flow of water.
References in periodicals archive ?
Verebey suggests that the FPb technique is not predisposed to more preanalytical contamination than the capillary collector technique.
In two of the worst examples with Microtainer capillary collectors, as many as 68% and 70% of positive results were false positives attributed to preanalytical contamination (25, 26).
Filter paper-collected blood lead testing in children
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