What does QLFT stand for?

Qualitative Fit Test (US OSHA; respiratory protection)

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Samples in periodicals archive:

Fit-Testing All employees using a negative- or positive-pressure tight-fitting face-piece respirator must pass an appropriate qualitative fit test (QLFT) or quantitative fit test (QNFT).

OSHA New Year's edict to hospitals: fit test employee respirators ...

Fit-Testing All employees using a negative- or positive-pressure tight-fitting face-piece respirator must pass an appropriate qualitative fit test (QLFT) or quantitative fit test (QNFT).

OSHA's requirements for respiratory protection

Where possible, a qualitative fit test should be conducted for N95 respirators.

CDC clarifies SARS infection control

Of employees trained and fit-tested by the industrial hygienist (Group A), 94% passed the subsequent qualitative fit test that was part of the study.

Training method may not affect fit-testing success