| Product Name: | Manganese sulfate monohydrate | Other Name: | Sulfuric acid,manganese(2+) salt,hydrate (1:1:1);Sulfuric acid,manganese(2+) salt (1:1),monohydrate;Manganese mesosulfate (MnSO4.H2O);Manganese sulfate (MnSO4) monohydrate;Manganese(2+) sulfate monohydrate;Manganese sulfate monohydrate;Manganese monosulfate monohydrate;Sulfuric acid manganese salt (1:1) monohydrate;Manganous sulfate monohydrate;Manganese(II) sulfate monohydrate;2360969-81-7;2485018-50-4 |
| CAS No.: | 10034-96-5 | Molecular Formula: | H2O4S.H2O.Mn |
| InChIKeys: | InChIKey=VSEWZMQQQHLHQT-UHFFFAOYSA-N | Molecular Weight: | 169.02 |
| Exact Mass: | 168.900345 | EC Number: | 232-089-9 |
| UNII: | W00LYS4T26 | ICSC Number: | 0290 |
| UN Number: | 3077 | DSSTox ID: | DTXSID4020795 |
| HScode: | 28332990 | Categories: | Fertilizers |
| PSA: | 89.6 | XLogP3: | -0.32150 |
| Appearance: | Pink Solid | Density: | 3″>2.95 g/cm3 |
| Melting Point: | 700 °C | Boiling Point: | 850 °C |
| Water Solubility: | H2O: 5-10 g/100 mL at 21 ºC | Storage Conditions: | Store at RT. |
| Vapor Pressure: | 3.35E-05mmHg at 25°C | Flammability characteristics: | Combustible, the fire emits manganese, sulfur oxides and spicy irritating smoke |
| Air and Water Reactions: | Water soluble. Hygroscopic. | Reactive Group: | Salts, Acidic |
| Reactivity Profile: | MANGANESE(II) SULFATE MONOHYDRATE is incompatible with aluminum and magnesium. (NTP, 1992) |
Classification of the substance or mixture
Specific target organ toxicity â repeated exposure, Category 2
Hazardous to the aquatic environment, long-term (Chronic) – Category Chronic 2
GHS label elements, including precautionary statements
| Pictogram(s) | ![]() |
|---|---|
| Signal word |
Warning |
| Hazard statement(s) |
H411 Toxic to aquatic life with long lasting effects |
| Precautionary statement(s) | |
| Prevention |
P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. |
| Response |
P319 Get medical help if you feel unwell. P391 Collect spillage. |
| Storage |
none |
| Disposal |
P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal. |
Other hazards which do not result in classification
no data available
Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Dry. Well closed. Store in an area without drain or sewer access.

