Formic Acid
Formic Acid is a carboxylic acid. The name comes from the Latin word ‘formica’, meaning ‘ant’, as it can be found in the venom of ants. On an industrial scale, Formic Acid can be obtained in three ways: from carbon monoxide and sodium hydroxide, from carbon monoxide and methanol, and as a byproduct in the production of acetic acid by oxidation of hydrocarbons. As a food additive, it is known as E236.
Technical aspects
Formic Acid comes in a form of liquid, colorless to yellow with pungent odor. It is highly soluble in water. Formic Acid is corrosive and highly volatile with strong fungicidal properties.
| Physical and chemical properties | Value |
|---|---|
| Formic acid concentration | Min. 85% |
| Colour (Pt-Co) | Max. 10 |
| Density (20°C) | 1.220 – 1.230 g/cm³ |
| pH (10% solution) | 1.8 – 2.2 |
| Residue on ignition | Max. 0.02% |
| Heavy metals (Pb) | Max. 5 ppm |
| Iron (Fe) | Max. 2 ppm |
| Arsenic (As) | Max. 1 ppm |
| Chlorides (Cl) | Max. 5 ppm |
Download specification
Storage period
The shelf life of Formic Acid is 36 months. The Formic Acid product should be stored in a cool and dry place (below 20 °C) and away from alkalies and alkalizing substances.
Packaging
Foodcom supplies its Business Partners with Formic Acid in bulk.
Application
As a food additive, Formic Acid is used in food preservation to extend shelf life. It is found as an ingredient in juices, pickles, smoked fish or vegetable and fruit purees and an antioxdizing ingredient.
In the chemical industry Formic Acid is a valued chemical reagent. It is often used in fungicides, in the manufacture of leather and in the dyeing of textiles. Formic Acid also finds application in animal feed, as an acidulant.
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