Difference between revisions of "Chlorine number"
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== Description == | == Description == | ||
| − | An indicator of [ | + | An indicator of [[bleaching agent|bleach]] consumption. Chlorine number is defined as the number of grams of [[chlorine]] or [[bleaching powder]] absorbed by 100 grams of dry [[cellulose]] pulp usually in a 15 minute time frame at room temperature. A high chlorine number indicates that the pulp has a high [[lignin]] content. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 09:27, 13 January 2014
Description
An indicator of bleach consumption. Chlorine number is defined as the number of grams of Chlorine or Bleaching powder absorbed by 100 grams of dry Cellulose pulp usually in a 15 minute time frame at room temperature. A high chlorine number indicates that the pulp has a high Lignin content.
Synonyms and Related Terms
Chlorzahl (Deut.)
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- The Dictionary of Paper, American Paper Institute, New York, Fourth Edition, 1980