Molekula Formic acid
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Specification & product details.
Formic acid is a colorless, corrosive liquid used in agriculture, leather tanning, and as a preservative and disinfectant.
CAS number: 64-18-6
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Specifications
| Property | Value |
| Appearance | Colourless to very faint yellow liquid |
| Refractive Index | 1.369 - 1.373 |
| Grade | ACS Reagent |
| Assay (aqueous acid-base titration) | ≥ 96%, ≼ 104% |
| Water (KF) | ≤ 2.0% |
| Identification (IR) | Conforms to structure |
Storage & handling
| Property | Value |
| Storage Temperature | Ambient |
| Flash Point | 49 °C |
| Transport Class | 8 (3) |
| Packing Group | II |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
| Appearance | Colorless fuming liquid |
| Odour | Pungent, penetrating odor |
| Melting Point | 8.3 °C |
| Boiling Point | 101 °C |
| Density | 1.2 (relative, water = 1) |
| Water Solubility | Miscible with water |
| Solubility (other solvents) | Miscible with ether, acetone, ethyl acetate, methanol, ethanol; partially soluble in benzene, toluene, xylenes |
| Vapour Pressure | 4.6 kPa at 20 °C |
| Refractive Index | 1.3714 |
| pKa | pKa = 3.75 (at 25 °C) |
| log P (octanol/water) | -0.54 |
Identification
| Property | Value |
| SKU | 14501660 |
| CAS Number | 64-18-6 |
| IUPAC Name | formic acid |
| EC Number | 200-579-1 |
| Molecular Formula | CH2O2 |
| Molecular Weight | 46.03 |
| Exact Mass | 46.0055 |
| SMILES | O=CO |
| InChIKey | BDAGIHXWWSANSR-UHFFFAOYSA-N |
| InChI | InChI=1S/CH2O2/c2-1-3/h1H,(H,2,3) |
| PubChem CID | 284 |
| UN Number | UN1779 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2915.11.0000 |
| Tariff Code | 2915110000 |
Safety & GHS
Danger
- FlammableGHS02
- CorrosiveGHS05
- ToxicGHS06
- Health HazardGHS07
Hazard statements
- EUH071Corrosive to the respiratory tract
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H318Causes serious eye damage
- H331Toxic if inhaled
Precautionary statements
- P210Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260Do not breathe dust/fume/gas/mist/vapours/spray
- P280Wear protective gloves/protective clothing/eye protection/face protection
- P301+310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P302+352IF ON SKIN: Wash with soap and water
- P305+351+338IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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Alternative names
Aminic acid; Bilorin; Collo-bueglatt; Collo-didax; Formira; Formisoton; Formylic acid; Hydrogen carboxylic acid; Methanoic acid; Myrmicyl
Product documentation
Product specification PDF. Batch-specific certificates of analysis and safety data sheets are available on request.
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