Melting point :700 °C
Boiling point :850 °C
Density :2.95
bulk density :1000-1200kg/m3
refractive index :1.508-1.522
storage temp. :Store at +15°C to +25°C.
solubility :5-10 g/100 mL at 21°C
form :Solid
color :Pink
PH :3.0-3.5 (50g/l, H2O, 20℃)
Odor :Odorless
Water Solubility :5-10 g/100 mL at 21 ºC
Sensitive :Hygroscopic
Merck :14,5739
Exposure limits :ACGIH: TWA 0.02 mg/m3; TWA 0.1 mg/m3
OSHA: Ceiling 5 mg/m3
NIOSH: IDLH 500 mg/m3; TWA 1 mg/m3; STEL 3 mg/m3 InChIKey :ISPYRSDWRDQNSW-UHFFFAOYSA-L
LogP :-1.031 (est)
CAS DataBase Reference :10034-96-5(CAS DataBase Reference)
EPA Substance Registry System :Manganese(II) sulfate monohydrate (10034-96-5)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P314 Get medical advice/attention if you feel unwell. P391 Collect spillage. Hazardous to the aquatic environment