Pectin

Slide 2

Slide 3

Pectin--Chemical structure

Pectin structure

Slide 6

High and low methoxyl pectins

Degree of amidation (DA)

Types of pectins

Slide 10

Pectin gels

Chemistry of pectic substances

Slide 13

Pectin production

Commercial (Normal) Pectin

Low methoxyl pectin

Low methoxyl pectin

Pectin uses

Jelly making

Jelly making

Jelly making

Jelly making

Gel strength in normal
pectin jellies

Setting times HM pectins

Setting times

Theory of normal
pectin gel formation

Theory of low
methoxyl pectin gel formation

Theory of low
methoxyl pectin gel formation

Methyl ester content
and gelling ability

Characteristics and uses
of low methoxyl pectin gels

Uses of low
methoxyl pectin gels

Labeling