Not loving your source "Dr. Kirk Kimmerling, a practicing dentist " However; "Data obtained with benzalkonium chloride at reasonable contact times [with the virus] were conflicting," the paper said. "Within 10 minutes [of contact] a concentration of 0.2% revealed no efficacy against coronavirus whereas a concentration of 0.05% was quite effective."
Does anyone have a specific concentraion of QAT used? (Zoono website merely has " <1%".
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"Dr. Kirk Kimmerling, a practicing dentist "
