Agent Name

Ferrous sulfate heptahydrate

CAS Number

7782-63-0

Formula

O4-S.Fe.7H2-O

Major Category

Metals

Synonyms

Feosol; Fero-Gradumet; Ferrous sulfate; Fesofor; Fesotyme; Haemofort; Iron protosulfate; Iron sulfate heptahydrate; Iron(2+) sulfate (1:1) heptahydrate; Iron(2+) sulfate heptahydrate; Ironate; Irosul; Melanterite mineral; Mol-Iron; Natabec; Presfersul; Siderotil mineral; Slow-Fe; Szomolnikite mineral; Tauriscite mineral; Iron(II) sulfate (1:1), heptahydrate; Iron(II) sulfate heptahydrate; Sulfuric acid, iron(2+) salt (1:1), heptahydrate; Ferrous sulfate, heptahydrate; [ChemIDplus] Feospan; Fer-in-Sol; Sulferrous; [Merck Index]

Category

Metals, Inorganic Compounds

Description

Blue-green odorless solid; Efflorescent in dry air; Soluble in water; [Merck Index] Green crystalline solid; [Alfa Aesar MSDS]

Sources/Uses

Used in iron electroplating baths, fertilizers, pesticides, radiation dosimeters, writing ink, process engraving, lithography, dyeing leather, etching aluminum, water treatment, brown ring test for nitrates, and food and feed supplements; Also used as a reducing agent, wood preservative, weed killer, polymerization catalyst, plant food, and hematinic; [Merck Index] Formerly registered in the US as a moss killer/fertilizer for lawns; [NPIRS] Used as a nutritional supplement, processing aid, and stabilizer or thickener for foods; [FDA]

Comments

A skin, eye, and mucous membrane irritant; May cause gastrointestinal disturbances, shock, cyanosis, coma, and liver damage; [Merck Index] A skin and strong eye irritant; Harmful by ingestion; [Alfa Aesar MSDS]See "Ferrous sulfate." See "Iron salts, soluble."

Exposure Assessment
TLV (ACGIH)

1 mg/m3, as Fe (soluble iron salts)

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

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