Appendix E
DISINFECTING IMPRESSIONS*
*Consult manufacturer for recommended disinfectant for impressions material if in doubt.
Alginate
Method: Rinse with water
Spray until glistens
Seal in plastic bag for 10 minutes
Rinse impressions and pour
Recommended Disinfectants: Sodium hypochlorite (Bleach) 1: 10 dilution (example: 1/4 cups bleach to 2 1/2 cups water) Iodophor solution (1:213)
Zinc Oxide-Eugenol
Method: Rinse with water
Immerse for 10 min. in fresh disinfectant
Rinse
Recommended Disinfectants: 2%.Glutaraldehyde
Iodophor solution (1:213)
Polysulfides
Method: Rinse with water
Immerse for 10 min. in fresh disinfectant.
Rinse
Recommended Disinfectants: Sodium Hypochlorite (Bleach) 1: 10 dilution
Iodophors
Phenols
Glutaraldehyde
Silicone Materials
Method: Rinse with water
Immerse in disinfectant for recommended time.
Rinse
Recommended Disinfectants: 2%.Glutaraldehyde (acidic)
Polyether Materials
Method: Rinse with water
Spray with disinfectant
Seal in a plastic baggy for recommended time.
Rinse
Recommended Disinfectants: Fast acting Chlorine dioxide
Glutaraldehyde
Phenol Glutaraldehyde
Reversible Hydrocolloid (agar)
Method: Rinse with water
Immerse in disinfectant
Recommended Disinfectants: Iodophors (1:213)
Bleach (1:10)
Glutaraldehyde with phenol buffer (diluted1:16)
Always check with manufacturer if in doubt