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