1.00319

Hydrochloric acid

32%, for analysis EMSURE^®

• Synonym(s): Hydrochloric acid solution, Hydrochloric acid 32%, Hydrogen chloride solution
• Empirical Formula (Hill Notation): HCl
• CAS Number: 7647-01-0
• Molecular Weight: 36.46
• MDL number: MFCD00011324
• UNSPSC Code: 12352301
• NACRES: NA.21

Properties

• product name: Hydrochloric acid solution, 32% for analysis EMSURE^®
• vapor pressure: 21.3 hPa ( 20 °C)
• Quality Level: 300
• product line: EMSURE^®
• assay: ≥32.0% (alkalimetric)
• form: liquid
• impurities: ≤0.01 ppm As (Arsenic); ≤0.01 ppm Cd (Cadmium); ≤0.01 ppm Co (Cobalt); ≤0.01 ppm Hg (Mercury); ≤0.01 ppm Li (Lithium); ≤0.01 ppm Mn (Manganese); ≤0.01 ppm Mo (Molybdenum); ≤0.01 ppm Pb (Lead); ≤0.01 ppm Sr (Strontium); ≤0.01 ppm V (Vanadium); ≤0.02 ppm Ba (Barium); ≤0.02 ppm Be (Beryllium); ≤0.02 ppm Bi (Bismuth); ≤0.02 ppm Cr (Chromium); ≤0.02 ppm Cu (Copper); ≤0.02 ppm Ge (Germanium); ≤0.02 ppm Ni (Nickel); ≤0.02 ppm Ti (Titanium); ≤0.02 ppm Tl (Thallium); ≤0.02 ppm Zr (Zirconium); ≤0.05 ppm Ag (Silver); ≤0.05 ppm Al (Aluminium); ≤0.05 ppm Au (Gold); ≤0.05 ppm Ga (Gallium); ≤0.05 ppm In (Indium); ≤0.05 ppm Mg (Magnesium); ≤0.05 ppm Zn (Zinc); ≤0.10 ppm Fe (Iron); ≤0.10 ppm K (Potassium); ≤0.10 ppm Pt (Platinum); ≤0.2 ppm Ca (Calcium); ≤0.2 ppm Na (Sodium); ≤0.5 ppm Free chlorine (Cl); ≤0.5 ppm Phosphate (PO₄); ≤1 ppm NH? (Ammonium); ≤1 ppm Sulfate (SO₄); ≤1 ppm Sulfite (SO₃); ≤50 ppm Bromide (Br)
• SMILES string: Cl
• ign. residue: ≤5 ppm (as SO₄)
• color: APHA: ≤10
• pH: <1 (20 °C in H₂O)
• mp: -50 °C
• density: 1.16 g/cm³ at 20 °C
• storage temp.: 15-25°C
• InChI: 1S/ClH/h1H
• InChI key: VEXZGXHMUGYJMC-UHFFFAOYSA-N

Description

Application

• 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 β-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).

Analysis Note

Assay (alkalimetric): ≥ 32.0 %
Color: ≤ 10 Hazen
Bromide (Br): ≤ 50 ppm
Free chlorine (Cl): ≤ 0.5 ppm
Phosphate (PO₄): ≤ 0.5 ppm
Sulfate (SO₄): ≤ 1 ppm
Sulfite (SO₃): ≤ 1 ppm
Ag (Silver): ≤ 0.05 ppm
Al (Aluminium): ≤ 0.05 ppm
As (Arsenic): ≤ 0.01 ppm
Au (Gold): ≤ 0.05 ppm
Ba (Barium): ≤ 0.02 ppm
Be (Beryllium): ≤ 0.02 ppm
Bi (Bismuth): ≤ 0.02 ppm
Ca (Calcium): ≤ 0.2 ppm
Cd (Cadmium): ≤ 0.01 ppm
Co (Cobalt): ≤ 0.01 ppm
Cr (Chromium): ≤ 0.02 ppm
Cu (Copper): ≤ 0.02 ppm
Fe (Iron): ≤ 0.10 ppm
Ga (Gallium): ≤ 0.05 ppm
Ge (Germanium): ≤ 0.02 ppm
Hg (Mercury): ≤ 0.01 ppm
In (Indium): ≤ 0.05 ppm
K (Potassium): ≤ 0.10 ppm
Li (Lithium): ≤ 0.01 ppm
Mg (Magnesium): ≤ 0.05 ppm
Mn (Manganese): ≤ 0.01 ppm
Mo (Molybdenum): ≤ 0.01 ppm
NH₄ (Ammonium): ≤ 1 ppm
Na (Sodium): ≤ 0.2 ppm
Ni (Nickel): ≤ 0.02 ppm
Pb (Lead): ≤ 0.01 ppm
Pt (Platinum): ≤ 0.10 ppm
Sr (Strontium): ≤ 0.01 ppm
Ti (Titanium): ≤ 0.02 ppm
Tl (Thallium): ≤ 0.02 ppm
V (Vanadium): ≤ 0.01 ppm
Zn (Zinc): ≤ 0.05 ppm
Zr (Zirconium): ≤ 0.02 ppm
Residue on ignition (as SO₄): ≤ 5 ppm
Date of expiry: see product label

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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