ASH CONTENT TEST IN FLOUR

ASH CONTENT TEST IN FLOUR

AIM:
To determine the inorganic (mineral) content in flour.

APPARATUS:
Crucible, furnace, balance.

REAGENT:
None.

PRINCIPLE:
Organic matter is burnt off, leaving behind ash (mineral content).

PROCEDURE:

• Weigh 5g of flour in a crucible.

• Incinerate in furnace at 550°C for 4 hours.

• Cool in desiccator and weigh.

CALCULATION:
% Ash = (Weight of ash / Weight of sample) × 100