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 Washington Administrative Code (Last Updated: November 23, 2016)
 Title 246. Health, Department of
 Chapter 246-232. Radioactive material—Licensing applicability.

  Section 246-232-008. Exemption of certain timepieces, hands or dials.  

Latest version.
  • A person is exempt from the requirements for a license and from this chapter and chapters 246-233 and 246-235 WAC to the extent that the person receives, possesses, uses, transfers, owns or acquires, and does not apply radioactive material to, or incorporate radioactive material into, the following timepieces or hands or dials containing not more than the following specified quantities of radioactive material and not exceeding the following specified levels of radiation*:
    *Note:
    No person may introduce radioactive material into a product or material, knowing or having reason to believe that it will be transferred to persons exempt under this section or other sections or equivalent regulations of the NRC or an agreement state, except in accordance with a specific license issued by the NRC, Washington, D.C. 20555.
    (1)(a) 925 megabecquerels (25 millicuries) of tritium per timepiece;
    (b) 185 megabecquerels (5 millicuries) of tritium per hand;
    (c) 555 megabecquerels (15 millicuries) of tritium per dial (bezels when used shall be considered as part of the dial);
    (d) 3.7 megabecquerels (100 microcuries) of promethium-147 per watch or 7.4 megabecquerels (200 microcuries) of promethium-147 per any other timepiece;
    (e) 740 kilobecquerels (20 microcuries) of promethium-147 per watch hand or 1.48 megabecquerels (40 microcuries) of promethium-147 per other timepiece hand;
    (f) 2.22 megabecquerels (60 microcuries) of promethium-147 per watch dial or 4.44 megabecquerels (120 microcuries) of promethium-147 per other timepiece dial (bezels when used shall be considered as part of the dial);
    (2) The levels of radiation from hands and dials containing promethium-147 will not exceed, when measured through 50 milligrams per square centimeter of absorber:
    (a) For wrist watches, 1 microgray (0.1 millirad) per hour at 10 centimeters from any surface;
    (b) For pocket watches, 1 microgray (0.1 millirad) per hour at 1 centimeter from any surface;
    (c) For any other timepiece, 2 micrograys (0.2 millirad) per hour at 10 centimeters from any surface.
    (3) 37 kilobecquerels (1 microcurie) of radium-226 per timepiece in intact timepieces manufactured prior to November 30, 2007.
    [Statutory Authority: RCW 70.98.050. WSR 13-24-025, § 246-232-008, filed 11/22/13, effective 12/23/13. Statutory Authority: RCW 70.98.050 and 70.98.080. WSR 09-06-003, § 246-232-008, filed 2/18/09, effective 3/21/09. Statutory Authority: RCW 70.98.050. WSR 01-02-068, § 246-232-008, filed 12/29/00, effective 1/29/01.]
RCW 70.98.050. WSR 13-24-025, § 246-232-008, filed 11/22/13, effective 12/23/13. Statutory Authority: RCW 70.98.050 and 70.98.080. WSR 09-06-003, § 246-232-008, filed 2/18/09, effective 3/21/09. Statutory Authority: RCW 70.98.050. WSR 01-02-068, § 246-232-008, filed 12/29/00, effective 1/29/01.

Rules

246-233,246-235,