B Contamination Aqueus cholrine 15 seconds of exposure to 3 ppm of Kotula, K.L., A.W. Kotula, – of carcasses with Ca(OCl)2) to chlorine destroyed B.E. Rose, C.J. Pierson, and C. perfringens, E. result in 3, 12.5, M. Camp. 1997. Reduction Bacillus cereus, C. coli, Micrococcus varians, Proteus 50 or 200 ppm of and of aqueous cholrine by perfringens, E. vulgaris, Pseudomonas florescens chlorine on beef and organic material. Journal of coli, Micrococcus fragi, Salmonella typhimurium carcasses and 12.5 Food Protection. 60 (3) varians, Proteus spp., Stapylococcus aureus; ppm cholrine for 2 minutes or 50 ppm 276-282. vulgaris, of cholrine for 15 seconds were Pseudomonas and required for a 7 log decrease in florescens and 200 ppm fragi, Salmonella Enterococcus faecalis; and chlorine for 30 seconds resulted in a 6 typhimurium log decrease of spp., Bacillus cereus. Stapylococcus and aureus, Enterococcus faecalis. B Using 2% acetic O157:H7 was reduced by 3.69 Cabedo, L., J.N. Sofos, and E. coli E. coli – O157:H7 acid on beef log units. G.C. Smith. 1996. Removal contamination brisket fat for 12 of bacteria from beef tissue sec immediately by spray washing after after being different times of exposure inoculated with to fecal material. Journal of fecal matter. Food Protection. 59 (12) 1284-1287. B - 2% acetic O157:H7 was reduced by 2.5 N. Clayton, 2002. S. typhimurium E. coli acid on beef log units. unpublished thesis from U. brisket fat when Kentucky. there was a 2 hr delay after inoculation.
B – Contamination of carcasses with Bacillus cereus, C. perfringens, E. coli, Micrococcus varians, Proteus vulgaris, Pseudomonas florescens and fragi, Salmonella typhimurium and spp., Stapylococcus aureus, and Enterococcus faecalis. Aqueus cholrine Ca(OCl)2) to result in 3, 12.5, 50 or 200 ppm of chlorine on beef carcasses 15 seconds of exposure to 3 ppm of chlorine destroyed C. perfringens, E. coli, Micrococcus varians, Proteus vulgaris, Pseudomonas florescens and fragi, Salmonella typhimurium and spp., and Stapylococcus aureus; 12.5 ppm cholrine for 2 minutes or 50 ppm of cholrine for 15 seconds were required for a 7 log decrease in Enterococcus faecalis; and 200 ppm chlorine for 30 seconds resulted in a 6 log decrease of Bacillus cereus. Kotula, K.L., A.W. Kotula, B.E. Rose, C.J. Pierson, and M. Camp. 1997. Reduction of aqueous cholrine by organic material. Journal of Food Protection. 60 (3) 276-282. B – E. coli O157:H7 contamination Using 2% acetic acid on beef brisket fat for 12 sec immediately after being inoculated with fecal matter. E. coli O157:H7 was reduced by 3.69 log units. Cabedo, L., J.N. Sofos, and G.C. Smith. 1996. Removal of bacteria from beef tissue by spray washing after different times of exposure to fecal material. Journal of Food Protection. 59 (12) 1284-1287. B - S. typhimurium 2% acetic acid on beef brisket fat when there was a 2 hr delay after inoculation. E. coli O157:H7 was reduced by 2.5 log units. N. Clayton, 2002. unpublished thesis from U. Kentucky.
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