Hydroxylamine sulfate

Jump to navigation Jump to search


Colorless crystals used as a Reducing agent in the photographic processing. Hydroxylamine sulfate is also used for chemical synthesis, for rustproofing, and to dehair hides.

Synonyms and Related Terms

HS; hydroxylammonium sulfate; oxammonium sulfate

Chemical structure

Hydroxylamine sulfate.jpg

Other Properties

Soluble in water. Slightly soluble in ethanol.

Composition (NH2OH)2-H2SO4
CAS 10039-54-0
Melting Point 177 (dec)
Density 1.9
Molecular Weight mol. wt. = 164.14

Hazards and Safety

Skin contact is irritating and corrosive. Hygroscopic. May cause methemoglobinemia. Inhalation and ingestion cause illness and possible death. Suspected teratogen.

Fisher Scientific: MSDS

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 4874
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979