Dental General e65c1af8 Thermafil GP is sterilized by: A 5.25% NaOCl for 1 min. then rinsing with 70% alcohol . B 5.25% NaOCl for 30 second only C 5.25% NaOCl for 1 min. then rinsed in 50% alcohol. D 5.25% NaOCl for 1 minute only. High-Yield Explanation “The Thermafiil GP carrier is disinfected with 5.25% NaOCl for 1 minute and then rinsed in 70% alcohol".