2. Cotton is a soft, fluffy staple
fiber that grows in a boll, or
protective case, around the
seeds of cotton plants of the
genus Gossypium in the family
of Malvaceae. The fiber is
almost pure cellulose. Under
natural conditions, the cotton
bolls will tend to increase the
dispersal of the seeds.

3. PHYSICAL PROPERTIES: CHEMICAL PROPERTIES
1. Color
2. Tensile strength
3. Elongation at break
4. Elastic recovery
5. Specific gravity
1. EFFECT OF ACIDS
2. EFFECTS OF ALKALIES
3. EFFECT OF ORGANIC
SOLVENT
4. EFFECTS OF INSECTS

4. Cellulose – 91.00%
Water – 7.85%
Protoplasm , pectins – 0.40%
Waxes , Fatty Substance – 0.40%
Mineral salts – 0.20%

8. • Damp cotton
• Immature Cotton
• Dead fibre
• Cake Formation
• Lint rad