The blister test chips are intended to evaluate liquid storage in blister pouches on chip. These chips can be obtained with and without blisters. Blisters are mounted on these chips with double sided adhesive tape that comes with the blister test chips. Standard blisters are filled with dyed water and are available in different volumes.

Being equipped with two blisters that can be operated individually, the blister test chip 289 allows to evaluate the flow rate of the blister emptying procedure and to compare two different channel settings.

This blister test chip is equipped with two blisters followed by a straight channel or a channel with five cavities in line allowing for a measuring of 50 μl each.