test for commercial sterility of canned foods
DESCRIPTION
A powerpoint showing results in our lab activity about commercial sterility.TRANSCRIPT
Test for Commercial Sterility of Canned
Foods
Sterilize
To kill/destroy/eliminate/annihilate all forms of life
Commercial sterility
To achieve “sterility” without over-cooking the food inside cans.
“Commercial sterility means the absence ofmicroorganisms capable of growing in thefood at normal non-refrigerated conditionsat which the food is likely to be held during
manufacture, distribution and storage.”(Ref: Codex Alimentarius Commission (WHO/
FAO) CAC/RCP 40-1993 )
Low Acid Foods
Acid Foods
Cooked Meat Medium
Tryptone broth
MRS Broth
Acid Products Test Broth
PDA Plates
Food Sample pH
Evaporated Milk
refrigerated 7
Not refrigerated
7
Canned Sardines
refrigerated 6
Not refrigerated
6
Pineapple Juice
refrigerated 4
Not refrigerated
4