Carcinogen standards requirements for fume hood face velocities do not apply to laboratories.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

October 24, 1983

Honorable Steve Symms
United States Senate
Washington, D.C. 20510

Dear Senator Symms:

This is in response to your September 20, 1983, inquiry on behalf of Dr. Malcolm Renfrew of the University of Idaho concerning the Occupational Safety and Health Administration's (OSHA) current face velocity specifications for laboratory fume hoods.

Airborne mixtures containing less than 1.0 or 0.1 percent of a carcinogen are exempt

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 21, 1976

Donald L. Morgan, Esquire
Cleary, Gottlieb, Steen & Hamilton
1250 Connecticut Avenue, N.W.
Washington, D.C. 20036

Dear Mr. Morgan:

Chemical Management and Permissible Exposure Limits (PELs)

  • Publication Date:
  • Publication Type:
  • Fed Register #:
    79:61383-61438
  • Title:
[Federal Register Volume 79, Number 197 (Friday, October 10, 2014)][Proposed Rules][Pages 61383-61438]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2014-24009]


Vol. 79

Friday,

No.

Nitrosodimethylamine, N-

  • Publication Date:
  • Publication Type:
  • Fed Register #:
    45:35212
  • Title:
  • Abstract:
Abstract:
Paragraph (g)(2)(ii), access to records.

Carcinogens

  • Publication Date:
  • Publication Type:
  • Fed Register #:
    39:3756
  • Title:
Abstract Only

Carcinogens

  • Publication Date:
  • Publication Type:
  • Fed Register #:
    41:35184
  • Title:
  • Abstract:
Abstract Only