5.33001

Acetic acid

100%, for LC-MS LiChropur^™

• 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: 51242002
• EC Index Number: 200-580-7
• NACRES: NB.21

Properties

• product name: Acetic acid 100%, for LC-MS LiChropur^™
• vapor density: 2.07 (vs air)
• Quality Level: 100
• vapor pressure: 15.4 hPa ( 20 °C)
• assay: ≥99.8% (acidimetric)
• form: liquid
• autoignition temp.: 485 °C; 800 °F
• 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
• density: 1.04 g/mL at 25 °C (lit.)
• cation traces: Al: ≤2.0 ppm; Ca: ≤20.0 ppm; Cu: ≤1.0 ppm; Fe: ≤20.0 ppm; K: ≤2.0 ppm; Mg: ≤2.0 ppm; NH₄⁺: ≤10.0 ppm; Na: ≤5.0 ppm
• storage temp.: 15-25°C
• SMILES string: [F2C(F2C)13F3C]C(O)=O
• InChI: 1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
• InChI key: QTBSBXVTEAMEQO-UHFFFAOYSA-N

Description

General description

Aceticacid 100% is the most commonly used additive or solvent in LC-MS (LiquidChromatography-Mass Spectrometry) applications.

Application

Aceticacid 100% can be used as a background electrolyte (BGE) in CE-MS (capillaryelectrophoresis is coupled to mass spectrometry) analysis of peptide digests.

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Legal Information

LiChropur is a 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