| Molecular Formula | FeHO2 |
| Molar Mass | 88.85 |
| Density | 3.4-3.9 |
| Melting Point | 135°C |
| Water Solubility | Soluble in mineral acids. Insoluble in water and ethanol. |
| Appearance | Morphological crystalline |
| Color | Red-brown |
| Merck | 14,4025 |
| Storage Condition | Room Temprature |
| Stability | Stable. |
| MDL | MFCD00064782 |
| Physical and Chemical Properties | Powder with chemical properties ranging from lemon yellow to brown. Insoluble in water, alcohol, soluble in acid. |
| Use | It is mainly used for coloring coatings, cement parts, building surfaces, plastics and rubber. |
| WGK Germany | - |
| RTECS | NO7400000 |
| TSCA | Yes |
| Downstream Products | adhesive for cigarette tips paper |
| Exposure Limits | ACGIH: TWA 1 mg/m3 NIOSH: TWA 1 mg/m3 |
| NIST chemical information | iron(III) oxide hydroxide(20344-49-4) |
| EPA chemical information | Iron hydroxide oxide (Fe(OH)O) (20344-49-4) |