If You Use an Air Polishing Device That Uses Sodium

question 28

Multiple Choice

If you use an air polishing device that uses sodium bicarbonate for cleaning enamel before sealant placement,the etching step should be repeated for a second time,or _____ should be applied to the surface for 10 seconds to neutralize the sodium bicarbonate and then thoroughly rinsed off with water before applying the etch.

• A)surgical soap
• B)chlorhexidine
• C)3% hydrogen peroxide
• D)sodium hypochlorite

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