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

Table 8

Results of the evaluation using the dilution-neutralisation method for suspension number 8.

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	—	2.1 × 10^4	5.0 × 10^0	0.0
Pseudomonas aeruginosa ATCC	2.75 × 10^8	—	5.4 × 10^4	1.0 × 10^3	0.0
Salmonella enteritidis ATCC	2.05 × 10^7	1.2 × 10^5	4.5 × 10^2	0.0	0.0
Staphylococcus aureus ATCC	1.84 × 10^8	—	3.3 × 10^5	2.0 × 10^5	6.9 × 10^4
Candida albicans ATCC	9.31 × 10^5	2.3 × 10^3	0.0	0.0	0.0
Reduction of viable bacteria and fungus at the studied time
Escherichia coli ATCC		—	4.8 × 10^1	2.0 × 10^5	>10^5
Pseudomonas aeruginosa ATCC		—	5.1 × 10^2	2.8 × 10^4	>10^5
Salmonella enteritidis ATCC		1.7 × 10^1	4.6 × 10^3	>10^5	>10^5
Staphylococcus aureus ATCC		—	5.5 × 10^1	9.3 × 10^1	2.7 × 10^2
Candida albicans ATCC		4.1 × 10^1	>10^5	>10^5	>10^5