Do not disassemble the probe for this type of cleaning. Swirl the tip of the probe in a 1:10 dilution of household bleach with water for ~10 seconds. Rinse well with DI water. NOTE: Do not submerge the entire probe. The "handle" is not waterproof....
Standard cleaning is best done with DI water. If sterilization is needed, use ethyl alcohol (typically >90%) or isopropyl alcohol (typically 60-70%) and swirl in solution for ~10 seconds. Then rinse vigorously with DI or tap water and recondition in ...