R 333.5321
R 333.5321 X-ray equipment.
Cite as Mich. Admin. Code R 333.5321
Rule 321. (1) The x-ray equipment shall comply with the requirements of
R 333.5312, excluding subrules (11), (14), and (16).
(2) Maximum potential shall be mechanically or electronically limited to 85 kVp.
(3) A contact therapy machine shall meet the additional requirement that the leakage
radiation at 5 centimeters (2 inches) from the surface of the tube housing shall not exceed
0.1 R/h. As used in this subrule, "contact therapy machine" means an x-ray therapy
machine designed for source to skin treatment distances of 5 centimeters or less at tube
potentials in the range of 20 to 50 kVp.