As of July 2020, a dental cleaning is about $100 a time.
This varies in price depending on the level of qualification of the hospital. Generally, the price of ultrasonic scaling in regular hospitals is around $100-200, and sandblasting is around $200-280; small clinics usually don't have sandblasting, only ultrasonic scaling, and the price is almost never more than $100.
In fact, teeth cleaning and whitening is not expensive, generally more than 100 dollars a time, teeth cleaning not only can whiten the teeth, but also can clean the oral cavity, remove calculus, etc., to play a preventive and treatment of oral diseases such as periodontitis.
Common Misconceptions:
Some people think that if you brush your teeth carefully every day, you don't need to clean your teeth. Because plaque is generated very quickly, new plaque is formed within half an hour after thorough cleaning and brushing, and can reach its maximum amount within 30 days.
What's more, most people don't master the correct way of brushing, just according to their own habits of teeth cleaning, inevitably some parts of the brush is not in place;
Particularly in the crevices of the teeth and the lower anterior teeth inside the even more so, over time that is to become the dental calculus, therefore, the adults, if there is no cleaning, as early as possible, go to the hospital to do a scaling, and it is best to do it once a half a year.
The above content reference? Baidu encyclopedia --- scaling