Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 120.000 - The Control of Radiation
RECORDS
Section 120.261 - General Provisions

Universal Citation: 105 CMR 120.000 MA Code of Regs 120.261

Current through Register 1531, September 27, 2024

(A) Each licensee or registrant shall use the SI units becquerel, gray, sievert and coulomb per kilogram, or the special units curie, rad, rem and roentgen, including multiples and subdivisions, and shall clearly indicate the units of all quantities on records required by 105 CMR 120.261.

(B) Not withstanding the requirements of 105 CMR 120.261(A), when recording information on shipment manifests, as required in 105 CMR 120.256, information must be recorded in SI units or in SI units and special units as specified in 105 CMR 120.261(A).

(C) The licensee or registrant shall make a clear distinction among the quantities entered on the records required by 105 CMR 120.200, such as, total effective dose equivalent, total organ dose equivalent, shallow dose equivalent, lens dose equivalent, deep dose equivalent, or committed effective dose equivalent.

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