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Breakthrough Time

Last updated: July 3, 2018

What Does Breakthrough Time Mean?

Breakthrough time, in the context of chemical exposure, refers to the time between when a harmful chemical liquid touches the outside of a glove or other personal protective equipment and when it breaks the surface to reach the skin.

Safeopedia Explains Breakthrough Time

Breakthrough is said to occur when the permeation rate reaches 0.1 mg/m2/second. At this point, the gloves or other protective equipment is deemed to be inadequate protection.


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