Definitions for "OXYGEN TRANSMISSION RATE"
a measure in cubic centimeters of the rate that oxygen is allowed to transfer through the film and effectively control oxygen concentration inside the package to prolong the shelf life of food and fresh produce.
The time rate of oxygen flow normal to the sample surfaces, under steady conditions. The test is run with one side of the film exposed to nitrogen and the opposite side to oxygen, both at 73° F.
A measure of the rate at which oxygen will pass through a film.