Violation
Which of the following is NOT a component of a dental cartridge containing 2% lidocaine with 1:100,000 epinephrine?
Sodium metabisulphite.
Methylparaben.
Water.
Sodium chloride.
Which of the following is NOT a component of a dental cartridge containing 2% lidocaine with 1:100,000 epinephrine?
Sodium metabisulphite.
Methylparaben.
Water.
Sodium chloride.