00940

Formic acid

for LC-MS LiChropur^™, 97.5-98.5% (T)

• Linear Formula: HCOOH
• CAS Number: 64-18-6
• Molecular Weight: 46.03
• Beilstein/REAXYS Number: 1209246
• MDL number: MFCD00003297

Properties

• vapor density: 1.6 (vs air)
• vapor pressure: 44.8 mmHg ( 20 °C)
• assay: 97.5-98.5% (T)
• form: liquid
• autoignition temp.: 1004 °F
• expl. lim.: 57 %
• technique(s): LC/MS: suitable
• impurities: 1.5-2.5% water
• evapn. residue: ≤0.002%
• refractive index: n20/D 1.370 (lit.)
• bp: 100-101 °C (lit.)
• mp: 8.2-8.4 °C (lit.)
• density: 1.22 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤5 mg/kg; sulfate (SO₄^2-): ≤5 mg/kg; sulfite (SO₃^2-): ≤10 mg/kg
• cation traces: Ca: ≤1.0 mg/kg; Co: ≤0.1 mg/kg; Cr: ≤0.1 mg/kg; Cu: ≤5.0 mg/kg; Fe: ≤0.5 mg/kg; Mn: ≤0.1 mg/kg; NH₄⁺: ≤10 mg/kg; Ni: ≤0.1 mg/kg; Pb: ≤0.1 mg/kg; Zn: ≤0.5 mg/kg
• SMILES string: OC=O
• InChI: 1S/CH2O2/c2-1-3/h1H,(H,2,3)
• InChI key: BDAGIHXWWSANSR-UHFFFAOYSA-N

Description

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS02,GHS05,GHS06
• signalword: Danger
• hcodes: H226 - H302 - H314 - H331
• pcodes: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A
• supp_hazards: EUH071
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_c: 49.5 °C - closed cup