07104

Hydrochloric acid

24.5-26.0%, puriss.

• Empirical Formula (Hill Notation): HCl
• CAS Number: 7647-01-0
• Molecular Weight: 36.46
• Beilstein/REAXYS Number: 1098214
• MDL number: MFCD00011324
• UNSPSC Code: 12352106
• PubChem Substance ID: 329748347
• NACRES: NA.21

Properties

• product name: Hydrochloric acid, puriss., 24.5-26.0%
• vapor density: 1.3 (vs air)
• vapor pressure: 3.23 psi ( 21.1 °C); 7.93 psi ( 37.7 °C)
• grade: puriss.
• assay: 24.5-26.0%
• form: liquid
• impurities: ≤0.0001% free chlorine (Cl); ≤0.0001% heavy metals (as Pb)
• ign. residue: ≤0.002% (as SO₄)
• bp: >100 °C (lit.)
• density: 1.070 g/cm³ at 20 °C (lit.)
• anion traces: sulfate (SO₄^2-): ≤2 mg/kg; sulfite (SO₃^2-): ≤5 mg/kg
• cation traces: As: ≤0.5 mg/kg; Fe: ≤1 mg/kg
• SMILES string: Cl
• InChI: 1S/ClH/h1H
• InChI key: VEXZGXHMUGYJMC-UHFFFAOYSA-N

Description

Application

• Unlocking high-performance HCl adsorption at elevated temperatures: This research demonstrates the use of hydrochloric acid solution for synthesizing robust Ca-Mg-Al mixed oxides. These materials are crucial in environmental applications for adsorbing acidic gases, showcasing hydrochloric acid′s role in developing solutions to combat air pollution (Cao et al., 2024).


• Sustainable and Green Corrosion Inhibition of Mild Steel: Hydrochloric acid is utilized here to test new, environmentally friendly corrosion inhibitors. This is vital in industries where maintaining material integrity against chemical attack is crucial, highlighting hydrochloric acid′s role in innovative material science applications (Rizi et al., 2023).


• Synthesis of Zinc Oxide Nanorods from Zinc Borate Precursor: This study uses hydrochloric acid in the synthesis of zinc oxide nanorods, important for supercapacitor applications. It underscores the critical role of hydrochloric acid in nanomaterials research, pushing the boundaries of energy storage technology (Lefdhil et al., 2023).


• An improved digestion and analysis procedure for silicon in plant tissue: Hydrochloric acid is employed to digest plant tissues for silicon content analysis, enhancing agricultural and biological research methodologies. This application reflects the importance of hydrochloric acid in scientific studies that require precise chemical processing (Langenfeld and Bugbee, 2023).


• N-N(+) Bond-Forming Intramolecular Cyclization of O-Tosyloxy beta-Aminopropioamidoximes and Ion Exchange Reaction: In this research, hydrochloric acid plays a key role in organic synthesis, demonstrating its versatility in pharmaceutical compound development. The study provides insights into the synthesis of complex organic compounds, which are vital in medicinal chemistry (Kayukova et al., 2023).

Other Notes

The article number 07104-4X2.5L will be discontinued. Please order the single bottle 07104-2.5L which is physically identical with the same exact specifications.
The article number 07104-6X1L will be discontinued. Please order the single bottle 07104-1L which is physically identical with the same exact specifications.

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H290,H314,H335
• pcodes: P234 - P261 - P271 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 8B - Non-combustible corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable