Formic acid
Ácido fórmico · Ameisensäure · حمض الفورميك · Qarışqa turşusu · Мравчена киселина · Μεθανικό οξύ · فرومیک اسید · Acide méthanoïque · חומצה פורמית · फॉर्मिक अम्ल · Hangyasav · Asam format
| CAS | 64-18-6 |
|---|---|
| EC | 200-579-1 |
| UN | 1779 |
| Formula | CH2O2 |
| Molar mass | 46.025 g/mol |
| LEL | 18.0 % vol |
| UEL | 57.0 % vol |
| Flash point | 42 °C |
| Autoignition temperature | 525 °C |
| Temperature class | T1 |
| Gas group | IIA |
| Relative density of the gas or vapour (air = 1) | 1.59 |
| GHS | Danger · H226, H290, H302, H314, H318, H331 |
Formic acid is the simplest carboxylic acid, containing a single carbon. Occurs naturally in various sources including the venom of bee and ant stings, and is a useful organic synthetic reagent. Formic acid appears as a colorless liquid with a pungent odor. Flash point 156 °F. Density 10.2 lb / gal.