Description
Methanoic Acid; Hydrogen Carboxylic Acid; Formylic Acid
| CAS | 64-18-6 |
| Molecular Formula | CH2O2 |
| Molecular Weight | 46.03 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Liquid | Colour | Clear Colorless |
| Odour | Pungent | pH Value | 2.2 |
| Melting Point/ Freezing Point [°C] | 8.2 – 8.4 °C | Auto-Ignition Temperature [°C] | 601°C |
| Flash Point [°C] | 48 °C | Boiling Point [°C] | 100 – 101 °C |
| Initial Boiling Point [°C] | 100°C | Final Boiling Point [°C] | 101 °C |
| Vapour Pressure [20°C] | 42 hPa at 20 °C | Vapour Density | 1.59 |
| Density [g/cm3] | 1.22 | Solubility in Water [% weight] | Infinitely soluble |
| Partition Coefficient Log POW Octanol / Water at 20°C | 0.54 | Explosion Limits – Upper [%] | 57% |
| Explosion Limits -Lower [%] | 18% | ||
| Specifications | |||
| Appearance | A clear colorless liquid. | Assay (Alkalimetric) | Min 98.0% |
| Weight/ Ml at 20°C | 1.216 – 1.220 g/ml | Freezing Point | Min 5.5 deg C |
| Insoluble Matter in Water | Passes test | Acetic Acid (Ch3Cooh) | Max 0.3% |
| Chloride (Cl) | Max 0.0005% | Nitrogen Compounds (As N) | Max 0.002% |
| Sulphate (So4) | Max 0.001% | Sulphite (As So3) | Max 0.001% |
| Copper (Cu) | Max 0.0005% | Iron (Fe) | Max 0.0003% |
| Lead (Pb) | Max 0.0005% | Non Volatile Matter | Max 0.002% |
| Dangerous Goods Information | |||
| UN Number | 1779 | DG Class | 8,3 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS02, GHS05 |
| Signal Word | Danger |
| Hazard Statement | H226-H314 |
| Precaution Statement | P280-P305 + P351 + P338-P310 |















