Risk Phrases

The European Union (EU) requires that risk phrases (R-phrases) appear on each label and safety data sheet for hazardous chemicals. R-phrases consist of the letter R followed by a number.

Return to the Glossary of Terms Index

Information in this glossary was compiled from a variety of sources. As outlined in this site’s Terms of Use, MSDSonline is not responsible for the accuracy, content or any aspect of the information contained therein. Any trademarks and/or brand names used in this index are the property of their respective owners.