Documents supporting the Section 6 manufacturer’s request for risk evaluation submitted by the American Chemistry Council’s Silicones Environmental, Health, and Safety Center (SEHSC) are provided below. EPA received a complete request on March 19, 2020 and granted the request on October 6, 2020. A revised version of "EPA’s Possible Additional Conditions of Use for D4" was posted here and in the docket on October 8, 2020. The June 2020 version of "EPA’s Possible Additional Conditions of Use for D4" released for public comment is available in docket EPA-HQ-OPPT-2018-0443.
Additional information will be updated periodically as required under the risk evaluation rule.
Back to list of manufacturer-requested risk evaluations.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Request for Risk Evaluation of D4 (PDF)(640 pp, 12 MB)
- Addendum to Request for Risk Evaluation of D4 (PDF)(2 pp, 325 K)
- Letter Acknowledging Receipt of Request for D4 Risk Evaluation (PDF)(2 pp, 147 K)
- EPA’s Possible Additional Conditions of Use for D4 (Revised) (PDF)(4 pp, 151 K)
- Letter Granting Request for Risk Evaluation of D4 (PDF)(2 pp, 213 K)
- Response to Comments Received for D4 (PDF)(5 pp, 179 K)