Description | |
Hydrochloric acid is a solution of hydrogen chloride in water, that is a highly corrosive, strong mineral acid with many industrial uses. It is found naturally in gastric acid. Hydrochloric acid is used in the chemical industry as a chemical reagent in the large-scale production of vinyl chloride for PVC plastic, and MDI/TDI for polyurethane. It has numerous smaller-scale applications, including household cleaning, production of gelatin and other food additives, descaling, and leather processing.
| |
Chemical Properties
| Acidity | –6.2 |
| Appearance | Clear colorless to light-yellow liquid |
| Boiling Point | 110 °C |
| CAS Number | 7647-01-0 |
| Density | 1.18 g/cm3 |
| EINECS Number | 231-595-7 |
| IUPAC Name | Hydrochloric acid |
| Melting Point | –27.32 °C |
| Molar Mass | 36.46 g/mol |
| Molecular Formula | HCl |
| NFPA 704 | H-3,F-0,R-1,C-COR |
| RTECS Number | MW4025000 |
| Refractive | 1.342 |
| Related Compounds | Hydrobromic acid;Hydrofluoric acid;Hydroiodic acid; |
| Solubility | Miscible |
| Synonyms | Muriatic acid; Spirit(s) of Salt; Chlorane |
| Viscosity | 1.9 mPa·s |