UNITED STATES
DEPARTMENT OF LABOR

• OSHA Standards
• Health Effects
• Evaluating Exposure
• Possible Solutions
• Additional Resources

OSHA Standards

This section highlights OSHA standards, preambles to final rules (background to final rules), directives (instructions to OSHA staff) and letters of interpretation related to 1,3-butadiene.

General Industry (29 CFR 1910)

• 1910 Subpart Z, Hazardous and toxic substances [related topic page]
  • 1910.1051, 1,3-Butadiene
    • 1910.1051(k)(8), Medical surveillance [related topic page]
    • Appendix A, Substance safety data sheet for 1,3-butadiene (Non-mandatory)
    • Appendix B, Substance technical guidelines for 1,3-butadiene (Non-mandatory)
    • Appendix C, Medical screening and surveillance for 1,3-butadiene (Non-mandatory)
    • Appendix D, Sampling and analytical method for 1,3-butadiene (Non-mandatory)
    • Appendix E, Respirator fit testing procedures (Mandatory)
    • Appendix F, Medical questionnaires, (Non-mandatory)

Preambles to Final Rules

• 1,3-Butadiene

Directives

• 1,3-Butadiene. CPL 02-02-066 [CPL 2-2.66], (October 30, 1997). Establishes policies and provides clarification to ensure uniform enforcement of the Occupational Exposure to 1,3-Butadiene Standard, 29 CFR 1910.1051.

Letters of Interpretation

• OSHA-recognized chemicals as carcinogens or potential carcinogens for Hazard Communication purposes. (October 16, 2003). Tables Z-1, Z-2, and Z-3 are not intended to be lists of chemicals that OSHA recognizes as carcinogens or potential carcinogens for hazard communication purposes. Please be advised that 29 CFR 1910.1200(d)(5)(ii) requires that a mixture "shall be assumed to present a carcinogenic hazard if it contains a component in concentrations of 0.1 percent or greater which is considered to be a carcinogen under (d)(4) of this section".
• Exposure monitoring requirements under the coke oven emissions standard, 29 CFR 1910.1029(e)(1)(iii). (December 7, 1999). Companies must conduct exposure monitoring using the "worst-case" shift or use the representative-sampling procedure specified in the 1,3-butadiene Standard, 29 CFR 1910.1051(d)(1)(iv).