Formic acid Basic information
Product Name: Formic acid
Synonyms: Acide formique;acideformique;acideformique(french);Acido formico;acidoformico;Add-F;Kwas metaniowy;kwasmetaniowy;Organic Chemicals;acids;others
CAS: 64-18-6
MF: CH2O2
MW: 46.03
EINECS: 200-579-1
Mol File: 64-18-6.mol
Formic acid Chemical Properties
Melting point 8.2-8.4 °C (lit.)
Boiling point 100-101 °C (lit.)
density 1.22 g/mL at 25 °C (lit.)
vapor density 1.03 (vs air)
vapor pressure 52 mm Hg ( 37 °C)
refractive index n20/D 1.377
FEMA 2487 | FORMIC ACID
Fp 133 °F
storage temp. 2-8°C
solubility H2O: soluble1g/10 mL, clear, colorless
pka 3.75(at 20℃)
form Liquid
color APHA: ≤15
Specific Gravity 1.216 (20℃/20℃)
PH 3.47(1 mM solution);2.91(10 mM solution);2.38(100 mM solution);
Odor at 0.10 % in water. pungent vinegar formyl
Odor Type acetic
biological source synthetic
explosive limit 12-38%(V)
Water Solubility MISCIBLE
λmax λ: 260 nm Amax: 0.03
λ: 280 nm Amax: 0.01
Sensitive Hygroscopic
Merck 14,424…