Hi @Eileen462
You'd have to ask guests about what standards they expect. It can vary from guest to guest. And will obviously depend on what type of listing you have.
Here is Airbnb's enhanced cleaning standards @Eileen462
https://www.airbnb.co.uk/help/article/2809
Have you found the Airbnb Help website yet? It has FAQs around most of the information you need to manage your STR business on Airbnb.