CLR® Stone Cleaner Contains:
- Water CAS #7732-18-5
- Butane CAS #106-97-6
- Propane CAS #74-98-6
- Sodium Nitrite CAS #7632-00-0
You can obtain more information on ingredients by using the CAS Registry Number®
included next to each substance. This numeric identifier is designated to a single substance and can be used to explore a wealth of additional information about that substance.