Ferrous sulfate heptahydrate

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."

Biomedical References

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

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Processes

Industrial Processes with risk of exposure:

• Aluminum Producing
• Applying Wood Preservatives
• Electroplating
• Farming (Feed Additives)
• Farming (Pesticides)
• Leather Tanning and Processing
• Plastic Composites Manufacturing
• Sewer and Wastewater Treatment

Activities

Activities with risk of exposure:

• Lithography printing