Hydrogen chloride
ALDRICH/295426 - ReagentPlus®, ≥99%
Synonym: Chlorohydric acid; Hydrochloric acid; Muriatic acid
CAS Number: 7647-01-0
Empirical Formula (Hill Notation): HCl
Molecular Weight: 36.46
MDL Number: MFCD00011324
Linear Formula: HCl
Product Type: Chemical
| assay | ≥99% |
| bp | −85 °C (lit.) |
| density | 1.2 g/mL at 25 °C (lit.) |
| form | gas |
| InChI | 1S/ClH/h1H |
| InChI key | VEXZGXHMUGYJMC-UHFFFAOYSA |
| mp | −114 °C (lit.) |
| product line | ReagentPlus® |
| Quality Level | 200  |
| SMILES string | Cl |
| vapor density | 1.3 (vs air) |
| vapor pressure | 613 psi ( 21.1 °C) |
| Application: | HCl can be used: • As a catalyst in the synthesis of • In the synthesis of polymer-layered silicate nanocomposites. |
| General description: | Hydrogen chloride (HCl) exists in gaseous form under normal conditions. It can be used either in the gaseous or solution form. HCl is generally used in the synthesis of organic, inorganic compounds, salt formation, pH control, neutralizations and surface cleaning. |
| Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Legal Information: | Aldrich is a registered trademark of Sigma-Aldrich Co. LLC |
| Other Notes: | See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation |
| Packaging: | 227 g in steel cylinder |
| Packaging: | Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed. Compatible with the following:• Aldrich® lecture-bottle station systems • Aldrich® lecture-bottle gas regulators |
| Symbol |    GHS04,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H280 - H314 - H331 |
| Precautionary statements | P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P410 + P403 |
| Hazard Codes | T,C |
| Risk Statements | 23-35 |
| Safety Statements | 9-26-36/37/39-45 |
| RIDADR | UN1050 - class 2 - Hydrogen chloride, anhydrous |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99% |
| bp | −85 °C (lit.) |
| mp | −114 °C (lit.) |
| Density | 1.2 g/mL at 25 °C (lit.) |
| UNSPSC | 12142100 |