CAS Number is an important chemical identification number that can be found on the Safety Data Sheet (SDS) or Material Safety Data Sheet (MSDS).
The importance of CAS Number is for both chemical producers and users.
If you are looking for CAS Number of a certain chemical, you can look up the following CAS Number database.
There are now hundred million of chemicals in the world. So, this CAS Number database serves only for popular chemicals.
It is still growing. So, visit the page frequently.
| Chemical Name | Chemical Formula | CAS Number |
| Acetic Acid (glacial) | CH3COOH | 64-19-7 |
| Ammonia | NH3 | 7664-41-7 |
| Benzoyl Peroxide | C14H10O4 | 94-36-0 |
| Ethanol | C2H5OH | 64-17-5 |
| Formaldehyde | CH2O | 50-00-0 |
| Glycerol | C3H8O3 | 56-81-5 |
| Hydrochloric Acid | HCl | 7647-01-0 |
| Hydrogen Peroxide | H2O2 | 7722-84-1 |
| Methane | CH4 | 74-82-8 |
| Methanol | CH3OH | 67-56-1 |
| Nitric Acid | HNO3 | 7697-37-2 |
| Nitrogen | N2 | 7727-37-9 |
| Phosphoric Acid | H3PO4 | 7664-38-2 |
| Sodium Hydroxide | NaOH | 1310-73-2 |
| Sulfuric Acid | H2SO4 | 7664-93-9 |
| Urea | CO(NH2)2 | 57-13-6 |
| Water | H2O | 7732-18-5 |
