Tuesday, December 15, 2009

What about contamination of salmonella typhi in ice cream products?

microbial quality of ice cream in kathmandu valley.What about contamination of salmonella typhi in ice cream products?
Freezing is NOT an effective way of killing Salmonella. Although Salmonella is sensitive to freezing in water, the protein in the ice cream protects the Salmonella. There have been documented cases of Salmonella infections from raw eggs in frozen ice cream. If you are dealing with the public, particularly sensitive populations like children, you should avoid uncooked eggs unless they are irradiated or ';Pasteurized';.





Microbial Quality of Ice Cream Sold in Kathmandu


Results Out of total, 44 samples (61.1%), 49 samples (68.1%) and 16 samples (22.2%) exceeded standard value of


mesophilic aerobic count, total coliform count and Staphylococcal count respectively. However, only one


sample (1.4%) was found to be contaminated with Salmonella spp. The microbial quality of 鈥榳ith additive鈥?br>

ice cream samples was poorer in comparison to plain samples. Comparison of the quality of Nepalese and


foreign brands was not significant.

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