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Minnesota Administrative Rules

4732.0710 RADIATION SURVEY OR MEASUREMENT INSTRUMENTS.

Subpart 1.

Requirements.

To ensure correct response to radiation, each radiation survey instrument must be calibrated at intervals not to exceed 24 months and after each servicing:

A.

be calibrated at energy levels and over a range appropriate for the use;

B.

be calibrated to accuracy within plus or minus 20 percent over the applicable range of the instrument;

C.

have records of the calibrations maintained according to part 4732.0330;

D.

the calibration of any electronic equipment must be traceable to its calibration standard at the National Institute of Standards and Technology (NIST); and

E.

noninvasive kVp meters must be calibrated by the manufacturer or an accredited calibration laboratory.

Subp. 2.

Records.

The registrant must maintain the records of the tests and calibrations according to part 4732.0330.

Statutory Authority:

MS s 144.12

History:

32 SR 777

Published Electronically:

December 10, 2007

700 State Office Building, 100 Rev. Dr. Martin Luther King Jr. Blvd., St. Paul, MN 55155 ♦ Phone: (651) 296-2868 ♦ TTY: 1-800-627-3529 ♦ Fax: (651) 296-0569