Zinc hydrosulfite

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A solid, white amorphous material that is strongly oxidizing. Zinc hydrosulfite is used to brighten or bleach kraft and other paper pulps as well as for bleaching textiles.

Synonyms and Related Terms

zinc dithionite

Other Properties

Soluble in water.

Composition ZnS2O4
CAS 7779-86-4

Sources Checked for Data in Record

  • The Dictionary of Paper, American Paper Institute, New York, Fourth Edition, 1980