Ferrous chloride tetrahydrate

Synonyms

Ferrous chloride, tetrahydrate; Iron (II) chloride, tetrahydrate; Iron chloride tetrahydrate; Iron dichloride tetrahydrate; Iron(2+) chloride, tetrahydrate; [ChemIDplus] UN3260

Category

Metals, Inorganic Compounds

Description

Pale green to blue-green solid; Soluble in water; [Merck Index] Light green fine crystals and fragments; Hygroscopic; [Sigma-Aldrich MSDS]

Sources/Uses

Used in metallurgy, as a reducing agent, in pharmaceutical preparations, and as a mordant in dyeing; [Merck Index]

Comments

May cause irritation and liver injury; [Merck Index] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Harmful by ingestion; [Sigma-Aldrich MSDS] See "Ferrous chloride." See "Iron salts, soluble."

Biomedical References

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

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive solid, acidic, inorganic, n.o.s."

Yes

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

Skin burns

Processes

Industrial Processes with risk of exposure:

• Metal Extraction and Refining
• Textiles (Printing, Dyeing, or Finishing)