1.00066

Acetic acid (glacial) 100%

Suprapur^®

• Synonym(s): Acetic acid, Ethanoic acid, Glacial acetic acid
• Linear Formula: CH₃CO₂H
• CAS Number: 64-19-7
• Molecular Weight: 60.05
• Beilstein/REAXYS Number: 506007
• MDL number: MFCD00036152
• UNSPSC Code: 12352106
• EC Index Number: 200-580-7

Properties

• grade: for inorganic trace analysis
• Quality Level: 100
• vapor density: 2.07 (vs air)
• vapor pressure: 15.4 hPa ( 20 °C)
• assay: ≥99.8% (acidimetric); 100%
• form: liquid
• autoignition temp.: 485 °C; 800 °F
• potency: 3310 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 16 %, 92 °F; 4 %, 59 °F
• technique(s): LC/MS: suitable
• refractive index: n20/D 1.371 (lit.)
• pH: 2.5 (20 °C, 50 g/L in H₂O)
• kinematic viscosity: 1.17 cSt(20 °C)
• bp: 117-118 °C (lit.)
• mp: 16.2 °C (lit.)
• transition temp: flash point 39 °C
• solubility: soluble 602.9 g/L
• density: 1.049 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤100 ppb; phosphate (PO₄^3-): ≤50 ppb; sulfate (SO₄^2-): ≤400 ppb
• cation traces: Ag: ≤1.0 ppb; Al: ≤2.0 ppb; As: ≤0.5 ppb; Au: ≤0.5 ppb; B: ≤0.5 ppb; Ba: ≤0.5 ppb; Be: ≤0.5 ppb; Bi: ≤0.5 ppb; Ca: ≤20.0 ppb; Cd: ≤0.5 ppb; Co: ≤0.5 ppb; Cr: ≤5.0 ppb; Cu: ≤1.0 ppb; Fe: ≤20.0 ppb; Ga: ≤0.5 ppb; Ge: ≤0.5 ppb; Hg: ≤2.0 ppb; In: ≤0.5 ppb; K: ≤2.0 ppb; Li: ≤0.5 ppb; Mg: ≤2.0 ppb; Mn: ≤1.0 ppb; Mo: ≤1.0 ppb; Na: ≤5.0 ppb; Ni: ≤5.0 ppb; Pb: ≤2.0 ppb; Pt: ≤0.5 ppb; Sb: ≤0.5 ppb; Sn: ≤0.5 ppb; Sr: ≤0.5 ppb; Ti: ≤0.5 ppb; Tl: ≤0.5 ppb; V: ≤0.5 ppb; Zn: ≤2.0 ppb; Zr: ≤0.5 ppb
• SMILES string: CC(O)=O
• storage temp.: 2-8°C
• InChI: 1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
• InChI key: QTBSBXVTEAMEQO-UHFFFAOYSA-N

Description

Application

• Screening Ultra-Stable (Phenazine)dioxyalkanocic Acids with Varied Water-Solubilizing Chain Lengths for High-Capacity Aqueous Redox Flow Batteries: This study explores the application of phenazine-based compounds, where acetic acid′s derivatives act as soluble mediators in redox flow batteries, offering insights into optimizing battery electrolytes for enhanced capacity and stability (Liu et al., 2024).


• Ambient Aqueous Synthesis of Imine-Linked Covalent Organic Frameworks (COFs) and Fabrication of Freestanding Cellulose Nanofiber@COF Nanopapers: This research demonstrates the use of acetic acid in the eco-friendly synthesis of imine-linked covalent organic frameworks, highlighting its role in promoting green chemistry practices within material science (Kong et al., 2024).


• Green, Safe, and Reliable Synthesis of Bimetallic MOF-808 Nanozymes With Enhanced Aqueous Stability and Reactivity for Biological Applications: Glacial acetic acid is used to modulate the pH during the synthesis of MOF-808 nanozymes, improving their biological compatibility and stability for potential therapeutic applications (Simms et al., 2024).


• Dual-Functional Manganese-Doped ZnO-MOF Hybrid Material with Enhanced Hydrolytic Stability: In this study, acetic acid is integral in the synthesis of a ZnO-based metal-organic framework, enhancing its hydrolytic stability and functionality as a sensor for environmental monitoring (Asadevi et al., 2023).


• Extraction of Nucleotides from Dietary Supplements by Newly Synthesized Adsorbents: The research utilizes acetic acid in the extraction process of nucleotides from dietary supplements, showcasing its efficacy in increasing the yield and purity of extracted compounds (Studzińska et al., 2023).

Analysis Note

Assay (acidimetric): ≥ 99.8 %
Colour: ≤ 5 Hazen
Acetaldehyde: ≤ 2 ppm
Solidification temperature: ≥ 16.3 °C
Chloride (Cl): ≤ 100 ppb
Phosphate (PO₄): ≤ 50 ppb
Sulphate (SO₄): ≤ 400 ppb
Ag (Silver): ≤ 1.0 ppb
Al (Aluminium): ≤ 2.0 ppb
As (Arsenic): ≤ 0.5 ppb
Au (Gold): ≤ 0.5 ppb
B (Boron): ≤ 0.5 ppb
Ba (Barium): ≤ 0.5 ppb
Be (Beryllium): ≤ 0.5 ppb
Bi (Bismuth): ≤ 0.5 ppb
Ca (Calcium): ≤ 20.0 ppb
Cd (Cadmium): ≤ 0.5 ppb
Co (Cobalt): ≤ 0.5 ppb
Cr (Chromium): ≤ 5.0 ppb
Cu (Copper): ≤ 1.0 ppb
Fe (Iron): ≤ 20.0 ppb
Ga (Gallium): ≤ 0.5 ppb
Ge (Germanium): ≤ 0.5 ppb
Hg (Mercury): ≤ 2.0 ppb
In (Indium): ≤ 0.5 ppb
K (Potassium): ≤ 2.0 ppb
Li (Lithium): ≤ 0.5 ppb
Mg (Magnesium): ≤ 2.0 ppb
Mn (Manganese): ≤ 1.0 ppb
Mo (Molybdenum): ≤ 1.0 ppb
Na (Sodium): ≤ 5.0 ppb
Ni (Nickel): ≤ 5.0 ppb
Pb (Lead): ≤ 2.0 ppb
Pt (Platinum): ≤ 0.5 ppb
Sb (Antimony): ≤ 0.5 ppb
Sn (Tin): ≤ 0.5 ppb
Sr (Strontium): ≤ 0.5 ppb
Ti (Titanium): ≤ 0.5 ppb
Tl (Thallium): ≤ 0.5 ppb
V (Vanadium): ≤ 0.5 ppb
Zn (Zinc): ≤ 2.0 ppb
Zr (Zirconium): ≤ 0.5 ppb
Substances reducing potassium dichromate: ≤ 30 ppm
Substances reducing potassium permanganate: ≤ 20 ppm
Residue on ignition (as sulphate): ≤ 2 ppm
The actual values are subject to unavoidable systematic
variations in this concentration range.

Legal Information

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

Safety Information

• pictograms: GHS02,GHS05
• signalword: Danger
• hcodes: H226 - H314
• pcodes: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 102.2 °F
• flash_point_c: 39 °C