Disinfection & Safety第 5 / 100 题
The 'contact time' listed on a disinfectant label refers to:
a.How long the product may sit unopened on a shelf
b.The time needed to mix the solution
c.How long an implement must dry after disinfection
d.The full time an implement must stay wet with the solution to kill the listed organisms
解析
Contact time, also called dwell or wet time, is the number of minutes the surface or tool must remain visibly wet with the disinfectant for it to work. Removing the tool early means pathogens may survive, so the manufacturer's stated time must be met.
法律依据: CCR Title 16 §979免费刷完整 100 道题库 — 无需注册。
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