Manufacturer-Requested Risk Evaluation of Diisodecyl Phthalate (DIDP)

Documents supporting the TSCA section 6 manufacturer request for risk evaluation submitted by ExxonMobil Chemical Corporation through the American Chemistry Council’s High Phthalates Panel are provided below. EPA received the request on May 24, 2019 and granted the request on December 2, 2019.

EPA published for public comment the draft scope of the risk evaluation for DIDP on November 27, 2020. EPA accepted comments in docket EPA-HQ-OPPT-2018-0435. EPA published the final scope of the risk evaluation for DIDP on August 31, 2021.

Additional information may be updated periodically in accordance with 40 CFR 702.37(e)(5) of the Risk Evaluation rule.

Back to list of manufacturer-requested risk evaluations.

• Final Scope of the Risk Evaluation for DIDP (pdf) (4.75 MB)
• Final Use Report for DIDP (pdf) (467.71 KB)
• Final Scope of the Risk Evaluation for DIDP Supplemental File: Data Extraction and Data Evaluation Tables for Physical and Chemical Property Studies (pdf) (927.85 KB)
• Response to Comments Received for Draft Scope of the Risk Evaluation for DIDP (pdf) (368.16 KB)
• Response to Comments Received for DIDP (pdf) (113.92 KB)
• Letter Granting Request for DIDP Risk Evaluation (pdf) (382.75 KB)
• EPA’s Proposed Additional Conditions of Use for DIDP (pdf) (127.8 KB)
• Letter Acknowledging Receipt of Request for DIDP Risk Evaluation (pdf) (320.41 KB)
• Diisodecyl Phthalate (DIDP) Reference List (pdf) (488.57 KB, May, 2019)
• Request for Risk Evaluation of DIDP (pdf) (648.78 KB, May 23, 2019)