Manganese monooxide
[CAS# 1344-43-0]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Oxides and peroxides >> Metal oxide
• Name: Manganese monooxide
• Synonyms: C.I. 77726; Cassel Green; Manganese Gree; Nu-Manese; Rosenstiehl Green
• Molecular Formula: MnO
• Molecular Weight: 70.94
• CAS Registry Number: 1344-43-0
• EC Number: 215-695-8

Properties

• Density: 5.37 g/cm^3*
• Melting point: 1840 ºC^*
• Refractive index: 2.16^*

^* "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H312
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411