Nanosilver Biocidal Properties and Their Application in Disinfection of Hatchers in Poultry Processing Plants

Table 6

Results of the evaluation using the dilution-neutralisation method for suspension number 6.

Tested organism	Bacterial and fungal suspension tested ()	The number of viable bacteria and fungi (cfu/cm^3) in the studied mixture (Na) in time
		5 min	15 min	30 min	60 min
Escherichia coli ATCC	9.9 × 10^6	—	2.6 × 10^4	1.9 × 10^3	0.0
Pseudomonas aeruginosa ATCC	2.75 × 10^8	—	7.4 × 10^4	2.0 × 10^3	1.0 × 10^2
Salmonella enteritidis ATCC	2.05 × 10^7	9.6 × 10^4	1.8 × 10^3	0.0	0.0
Staphylococcus aureus ATCC	1.84 × 10^8	—	2.6 × 10^5	2.0 × 10^5	5.3 × 10^4
Candida albicans ATCC	9.31 × 10^5	3.6 × 10^3	0.0	0.0	0.0
Reduction of viable bacteria and fungus at the studied time
Escherichia coli ATCC		—	3.8 × 10^1	5.4 × 10^2	>10^5
Pseudomonas aeruginosa ATCC		—	3.7 × 10^2	1.4 × 10^4	2.8 × 10^5
Salmonella enteritidis ATCC		2.1 × 10^1	1.2 × 10^3	>10^5	>10^5
Staphylococcus aureus ATCC		—	7.1 × 10^1	9.2 × 10^1	3.5 × 10^2
Candida albicans ATCC		2.6 × 10^1	>10^5	>10^5	>10^5