Starch

 

starch

Chemical formula	(C12H22O11)n
OTP appearance	white or brown solid
Density(g/cc)	1.5
NFPA 704	0 0 0

Uses

Primary

• Important food energy component of many grains, roots, and tubers
• Source of glucose

Natural occurrence

• Many plants are naturally high in starch including potatos and cattail rhizomes.

Hazards

• Starch is generally recognized as safe

Production

Extraction

From potatos

1. Peel potatos and cut into 3cm cubes
2. Boil at the lowest possible temperature for half an hour
3. Press-filter through cloth or paper

From cat tails

1. Peel cat tail rhizomes and cut into 1.5cm cubes
2. Boil with some small amount of potassium carbonate for 2 hours
3. Press-filter through cloth or paper

See Also

• Glucose