Difference between revisions of "Bleaching powder"

From CAMEO
Jump to navigation Jump to search
(username removed)
 
 
(2 intermediate revisions by 2 users not shown)
Line 1: Line 1:
 
== Description ==
 
== Description ==
  
Common name for [http://cameo.mfa.org/materials/fullrecord.asp?name=calcium%20hypochlorite calcium hypochlorite].  Bleaching powder was introduced in 1799.  It was prepared by the reaction of chlorine gas on slaked lime which resulted in an impure [http://cameo.mfa.org/materials/fullrecord.asp?name=lime%2C%20chlorinated lime, chlorinated] mixture containing calcium hypochlorite and calcium chloride.  Bleaching powder was the primary bleaching agent until 1925 when liquid chlorine bleaches (sodium hypochlorite) were introduced.
+
Common name for [[calcium hypochlorite]].  Bleaching powder was introduced in 1799.  It was prepared by the reaction of chlorine gas on slaked lime which resulted in an impure [[lime, chlorinated]] mixture containing calcium hypochlorite and calcium chloride.  Bleaching powder was the primary bleaching agent until 1925 when liquid chlorine bleaches (sodium hypochlorite) were introduced.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
Line 7: Line 7:
 
chloride of lime; chlorinated lime; calcium oxychloride; calcium hypochlorite; calcium chlorohypychlorite; chemic
 
chloride of lime; chlorinated lime; calcium oxychloride; calcium hypochlorite; calcium chlorohypychlorite; chemic
  
== Authority ==
+
==Resources and Citations==
  
 
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 186
 
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 186
Line 19: Line 19:
 
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998
 
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998
  
* Website address 1  Comment: www.hants.org.uk/museums - conservation termlist
+
* Website: www.hants.org.uk/museums - conservation termlist
  
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 15:00, 8 May 2022

Description

Common name for Calcium hypochlorite. Bleaching powder was introduced in 1799. It was prepared by the reaction of chlorine gas on slaked lime which resulted in an impure Lime, chlorinated mixture containing calcium hypochlorite and calcium chloride. Bleaching powder was the primary bleaching agent until 1925 when liquid chlorine bleaches (sodium hypochlorite) were introduced.

Synonyms and Related Terms

chloride of lime; chlorinated lime; calcium oxychloride; calcium hypochlorite; calcium chlorohypychlorite; chemic

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 186
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • Website: www.hants.org.uk/museums - conservation termlist