Chemical Agents For Disinfectant

Question 1

Chemical agents for antiseptics and disinfectants

Answer 1

Alcohols
Aldehydes
Dyes
Halogen
Phenols
Dye
Gas
Surface active antigen
Metallic salts

Question 2

Alcohol

Answer 2

Mainly Ethyl alcohol (ethanol)
Isopropyl alcohol
-mainly used as skin antiseptic T conc 60 to 90%
-act by denaturing bacterial proteins

Question 3

Isopropyl alcohol as a chemical agent.comment.

Answer 3

Isopropyl alcohol ,better fat solvent
More bacteriocidal and less volatile
Used to disinfect clinical thermometers

Question 4

Methyl alcohol as chemical agent

Answer 4

-effective against fungal spores
-cleaning cabinets and incubators
-vapor, toxic and inflammable

A pad moistened with methanol+dish of h20 in the chamber for long hours at working temp

Question 5

Aldehydes

Answer 5

Formaldehyde
Glutaraldehyde
Orthophthalaldehyde
Paracetic acid
Hypochlorous acid

Question 6

Formaldehyde as chemical agent

Answer 6

In aq,bacteriocidal,sporicidal,virucidal
10%formalin containing 0.5%sodium tetraborate to sterilize clean metal instruments

Formaldehyde gas for sterilising instruments, heat sensitive catheters, for fumigating wards ,isolation rooms and lab
Gas-irritant and toxic when inhaled
To get rid Expose to ammonium vapour

Question 7

Glutaraldehyde as chemical agents

Answer 7

Actions similar to formaldehyde
Effective against-tubercle bacilli,fungi and virus
To sterilize cytoscopes,bronchoscope,rubber anesthetic tubes,plastic endotracheal tube

Question 8

Orthophthalaladehyde as chemical agent

Answer 8

Bacterial activity
To cleanse endoscope bw patients as it is quick, effective and safe