Chemical Compositions of common Fibers

Understanding fiber's property requires understanding its chemical compositions. Because fibers which has similar compositions , shows similar reaction. That's why chemical composition of following fibers should be known.

Cotton

Chemical Composition	Percentage
Cellulose	93%
Protein	1.3%
Ash	1.2%
Organic Acids	0.8%
Wax	0.6%
Sugar	0.3%

Jute

Chemical Composition	Percentage
Cellulose	55%
Hemi-cellulose	14%
Lignin	12%
Pectin	0.2%
Wax	0.5%

Silk

Chemical Composition	Percentage
Silk Fibrin	62.5%
Silk gum/ Saracine	22.2%
Water	10%
Salt	1~1.5%