Manganese sulfate monohydrate

Agent Name
Manganese sulfate monohydrate
CAS Number
10034-96-5
Formula
O4-S.Mn.H2-O
Major Category
Metals
Manganese sulfate monohydrate formula graphical representation
Synonyms
Manganese sulfate; Manganese(2+) sulfate monohydrate; Manganese(II) sulfate monohydrate; Manganese sulfate hydrate; Manganese, monosulfate, monohydrate; Sulfuric acid, manganese(2+) salt (1:1) monohydrate; [ChemIDplus]
Category
Manganese Compounds, Inorganic
Description
Light red solid; Slightly efflorescent; [Merck Index] Pink hygroscopic solid; [ICSC] Light red hygroscopic powder; [Aldrich MSDS]
Sources/Uses
Used in dyes, boiling oils for varnishes, fertilizers (vines and tobacco), animal feeds (essential trace element), red glazes on porcelain, and medicines (prevention of perosis in poultry); [Merck Index] Used in paints, varnishes, textile dyes, fungicides, medications, ceramics, foods (nutrient and dietary supplement), ore flotation, and synthetic manganese dioxide; Also used as a catalyst (viscose process); [NTP]
Comments
No evidence of carcinogenicity in rats and equivocal evidence in mice in 2-year feeding studies; [NTP] Intermittent inhalation studies of rats produced changes in testicular weight (0.5 mg/m3 for 45 days) and degenerative changes to brain (0.01 mg/m3 for 13 weeks); [RTECS] May cause irritation; Targets lungs and nerves; [Aldrich MSDS] See "Manganese" and linked occupational diseases.
Biomedical References

Exposure Assessment

TLV (ACGIH)
0.02 mg/m3, as Mn (respirable fraction), 0.1 mg/m3, as Mn (inhalable fraction)
PEL (OSHA)
Ceiling(OSHA) = 5 mg/m3, as Mn
MAK
0.2 mg/m3, as Mn (inhalable fraction), 0.02 mg/m3, as Mn (respirable fraction)

Adverse Effects

Neurotoxin
Parkinsonism

Diseases, Processes, and Activities Linked to This Agent

Activities

Activities with risk of exposure: