33209

Acetic acid

glacial, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.8%

• Synonym(s): Glacial acetic acid
• Linear Formula: CH₃CO₂H
• CAS Number: 64-19-7
• Molecular Weight: 60.05
• UNSPSC Code: 12352106
• NACRES: NA.21
• PubChem Substance ID: 329754470
• EC Number: 200-580-7
• Beilstein/REAXYS Number: 506007
• MDL number: MFCD00036152
• Assay: ≥99.8%
• Form: liquid

Properties

• InChI key: QTBSBXVTEAMEQO-UHFFFAOYSA-N
• InChI: 1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
• SMILES string: [F2C(F2C)13F3C]C(O)=O
• grade: ACS reagent, puriss. p.a.
• agency: USP/NF, reag. ISO, reag. Ph. Eur.
• vapor density: 2.07 (vs air)
• assay: ≥99.8%
• form: liquid
• autoignition temp.: 800 °F
• expl. lim.: 16 %, 92 °F, 4 %, 59 °F
• technique(s): mass spectrometry (MS): suitable
• impurities: ≤0.0002% acetaldehyde, ≤0.0005% non-volatile matter, ≤0.002% KMnO₄ red. matter (as HCOOH), ≤0.01% acetic anhydride (GC), ≤0.2% water (Karl Fischer)
• color: APHA: ≤10
• refractive index: n20/D 1.371 (lit.)
• pH: 2.5 (20 °C, 50 g/L)
• bp: 117-118 °C (lit.)
• mp: 16.2 °C (lit.)
• transition temp: freezing point ≥16.3 °C
• density: 1.04 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤0.5 mg/kg, phosphate (PO₄^3-): ≤0.5 mg/kg, sulfate (SO₄^2-): ≤0.5 mg/kg
• cation traces: Ag: ≤0.01 mg/kg, Al: ≤0.05 mg/kg, As: ≤0.01 mg/kg, Ba: ≤0.01 mg/kg, Be: ≤0.01 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.2 mg/kg, Cd: ≤0.02 mg/kg, Co: ≤0.01 mg/kg, Cr: ≤0.05 mg/kg, Cu: ≤0.01 mg/kg, Fe: ≤0.2 mg/kg, Ge: ≤0.05 mg/kg, K: ≤0.1 mg/kg, Li: ≤0.01 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.01 mg/kg, Mo: ≤0.02 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.05 mg/kg, Pb: ≤0.02 mg/kg, Sr: ≤0.01 mg/kg, Ti: ≤0.01 mg/kg, Tl: ≤0.05 mg/kg, V: ≤0.01 mg/kg, Zn: ≤0.05 mg/kg, Zr: ≤0.1 mg/kg
• suitability: passes test for indifference to chromic acid
• storage temp.: room temp
• Quality Level: 200

Description

General description

Acetic acid is an organic carboxylic acid. It is a hygroscopic liquid having a pungent odor. Its anhydrous form is commonly referred as glacial acetic acid. It forms dimers linked by hydrogen bonds in solution and gaseous phases. It is weakly acidic in nature.[1]

Application

Acetic acid has been used in the analysis of synthetic peptides by electron transfer dissociation (ETD) tandem mass spectrometry (MS/MS).[2] It may be used in the preparation of peroxyacetic acid (disinfectant), via reaction with perhydrol (30% hydrogen peroxide).[1]

for use as solvent for perchloric acid titration

Packaging

In PE-bottles; also available Glass-bottles (Material no. ending with *-GL)

Other Notes

The article number 33209-4X2.5L will be discontinued. Please order the single bottle 33209-2.5L which is physically identical with the same exact specifications.
The article number 33209-4X2.5L-M will be discontinued. Please order the single bottle 33209-2.5L-M which is physically identical with the same exact specifications.
The article number 33209-6X1L-M will be discontinued. Please order the single bottle 33209-1L-M which is physically identical with the same exact specifications.

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: WGK 1
• flash_point_f: 102.2 °F - closed cup
• flash_point_c: 39 °C - closed cup