> ## Content Index
> Fetch the complete content index at: https://www.fdaweb.com/llms.txt
> Use this file to discover other available public pages before exploring further.

# Comments Extended for Chemical Analysis Device Guide
- URL: https://www.fdaweb.com/comments-extended-for-chemical-analysis-device-guide/
- Published: 2024-10-22T12:00:00.000Z
- Updated: 2026-09-14T14:44:40.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5158030

*Federal Register* notice: FDA is extending the comment period for a 9/20 notice on a draft guidance entitled “Chemical Analysis for Biocompatibility Assessment of Medical Devices” that recommends methodological approaches for chemical analysis for devce biocompatibility assessments. Electronic or written comments on the draft guidance can now be submitted until 12/19\. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2024-10-22/pdf/2024-24447.pdf?ref=fdaweb.com).