Table 1. Effect of Stalosan F powder on TGEV (Experiment 1) Dose of the sanitizer Time of contact Virus Titer (log 10 TCID 50 /0.1 ml) in: Control Stalosan F Percent virus reduction 5 min 4.5 <0.5 ≥ 99.99 10 min 4.5 <0.5 ≥ 99.99 A 1 h 4.5 <0.5 ≥ 99.99 6 h 3.8 <0.5 ≥ 99.95 5 min 4.5 <0.5 ≥ 99.99 10 min 4.5 <0.5 ≥ 99.99 B 1 h 4.5 <0.5 ≥ 99.99 6 h 3.8 <0.5 ≥ 99.95 A: 10 mg Stalosan F powder Control B: 20 mg Stalosan F powder Control TCID 50 : 50% tissue culture infective dose of virus A: 10 mg beef extract powder B: 20 mg beef extract powder Table 2. Effect of Stalosan F powder on TGEV (Experiment 2) Dose of the sanitizer Time of contact Virus Titer (log 10 TCID 50 /0.1 ml) in: Control Stalosan F Percent virus reduction 5 min 4.17 <0.5 ≥ 99.98 10 min 4.17 <0.5 ≥ 99.98 A 1 h 4.17 <0.5 ≥ 99.98 6 h 3.5 <0.5 ≥ 99.90 5 min 4.17 <0.5 ≥ 99.98 10 min 4.17 <0.5 ≥ 99.98 B 1 h 4.17 <0.5 ≥ 99.98 6 h 3.5 <0.5 ≥ 99.90 A: 10 mg Stalosan F powder Control B: 20 mg Stalosan F powder Control TCID 50 : 50% tissue culture infective dose of virus A: 10 mg beef extract powder B: 20 mg beef extract powder 3
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