Substance profile
Manganese Sulfate
Manganese Sulfate is white orthorhombic crystals.
01 · Identification
What Manganese Sulfate is
Manganese Sulfate is white orthorhombic crystals. Its molecular formula is MnO4S and its molecular weight is 151 g/mol. It boils at 850 °C, melts at 700 °C, is slightly soluble in water.
Under the GHS it carries the signal word Warning.
Other names for Manganese Sulfate
- manganese sulphate
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H373 | May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H411 | Toxic to aquatic life with long lasting effects. |
Precautionary statements: P260, P270, P273, P314, P391, P501
03 · Physical and chemical properties
Manganese Sulfate properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | 850 °C (1562 °F) | HSDB | |
| Melting point | 700 °C (1292 °F) | HSDB | |
| Density | 3.25 g/cm³ | HSDB | |
| 3.25 g/cm³ | at 25 °C | DOE PAC | |
| 2.107 g/cm³ | decomposes, at 850 °C | HSDB | |
| Solubility | Pale red, slightly efflorescent crystals; sol in about 1 part cold, 0.6 part boiling water; insol in alcohol; loses all water @ 400-450 °C. | Monohydrate | HSDB |
| SOL IN ALCOHOL; INSOL IN ETHER | HSDB | ||
| Slightly soluble in methanol. | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.