Dental For how long should NiTi files be submerged in NaOCl at 122-degree F to prevent damage to file corrosion A 20 mins B 45 mins C 60 mins D 2 hours 💡 Explanation For how long should NiTi files be submerged in NaOCl at 122-degree F to prevent damage to file corrosion ✓ Correct Answer: C. 60 mins