Difference between revisions of "Calcium bisulfite"

Latest revision as of 08:04, 18 May 2022

A yellow liquid with a strong Sulfur dioxide odor. Calcium bisulfite is only known in solution. It is prepared by saturating Calcium carbonate with Sulfurous acid or by bubbling sulfur dioxide through a Calcium hydroxide solution. Calcium hydrogen sulfite is used in the manufacturing of paper pulp to dissolve Lignin and as a Scavenger for chlorine. It is also used as a bleach, Preservative, and Disinfectant.

calcium hydrogen sulfite; calcium dihydrogen sulfite; calcium acid sulfite; lime bisulfite

Corrosive to metals.

Composition	Ca(HSO3)2
Density	1.06 g/ml

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 1690

@@ Line 7: / Line 7: @@
 calcium hydrogen sulfite; calcium dihydrogen sulfite; calcium acid sulfite; lime bisulfite
-== Other Properties ==
+== Risks ==
+* Contact can be irritating and corrosive.
+* Fisher Scientific: [https://beta-static.fishersci.com/content/dam/fishersci/en_US/documents/programs/education/regulatory-documents/sds/chemicals/chemicals-s/S25536.pdf SDS]
+==Physical and Chemical Properties==
 Corrosive to metals.
@@ Line 17: / Line 22: @@
 |-
 ! scope="row"| Density
-| 1.06
+| 1.06 g/ml
 |}
-== Hazards and Safety ==
+==Resources and Citations==
-Contact can be irritating and corrosive.
-== Sources Checked for Data in Record ==
 * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993