Zirconium sulfate

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White crystalline zirconium salt that is used as a reagent in the preparation of silicone plastics and some water-repellent treatments for textiles. White, water-resistant leathers are produced using zirconium chloride and zirconium sulfate as tanning agents.

Synonyms and Related Terms

Hauser's salt; zirconium sulfate tetrahydrate

Other Properties

Soluble in water slowly decomposing to form 4ZrO2.3SO3.15H20 (Hauser's salt)

Composition ZrSO4
CAS 14644-61-2
Melting Point 410
Density 3.22
Molecular Weight mol. wt. = 283.35

Hazards and Safety

Contact causes irritation to skin, eyes, nose and lungs.

Fisher Scientific: MSDS

Sources Checked for Data in Record

  • Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 10315

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