Miscellaneous

HUMECTANT

Definition

hygroscopic substance that promotes retention water

keep food product moist

example

glycerine

used in dried fruits

depress freezing points

suitable for bland or sweet food

help retain moisture

sorbitol

lower the equilibrium vapour pressure

propelyn glycol

used in low to intermediate moisture food

CHELATING AGENT

General

bind to metal ion to make them unavailable

metal ion promotes deterioration in food

Subtopic

example

EDIA

sodium phosphate

sodium citrate

ANTICAKING AGENT

GENERAL

function

e\coating particles

make them water repelling

use to avoid formation of lumps

making better packaging and transport

Example

calcium stearate

stearic acid

tricalcium phosphate

silicates

bentonite

LEAVENING AGENT

DEFINITION

substance expense dough, release gas

use fermentation process to release gas

example

baking soda

mixed with acid liquid, gas release

CO2

yeast,baking powder