Official websites use .mass.gov

A .mass.gov website belongs to an official government organization in Massachusetts.
Secure websites use HTTPS certificate

A lock icon or https:// means you've safely connected to the official website. Share sensitive information only on official, secure websites.

This page, Protective Sealing Compounds (M4.13.0), is offered by
Highway Division
Massachusetts Department of Transportation

Protective Sealing Compounds (M4.13.0)

Products on this list were qualified by MassDOT as of the date posted: October 31, 2025

QCML Criteria for Protective Sealing Compounds

QCML Criteria for Penetrating Colloidal Silica Compounds

Skip table of contents

You skipped the table of contents section.

**Penetrating colloidal silica compounds shall meet the criteria of the product’s specifications sheet, technical data sheet (TDS), and safety data sheet (SDS), and meet the requirements specified in Table M4.12.5-1.

Help Us Improve Mass.gov with your feedback

Did you find what you were looking for on this webpage?

Yes

No

If you have any suggestions for the website, please let us know. How can we improve the page?

Please do not include personal or contact information.

The feedback will only be used for improving the website. If you need assistance, please contact the Massachusetts Department of Transportation. Please limit your input to 500 characters.

Please remove any contact information or personal data from your feedback. You will NOT get a response.

If you need assistance, please contact the Massachusetts Department of Transportation.

Please let us know how we can improve this page.

Please remove any contact information or personal data from your feedback. You will NOT get a response.

If you need assistance, please contact the Massachusetts Department of Transportation.