What Are The Qualities Of A Good Disinfectant?

What are the characteristics of an ideal disinfectant?

Properties of an ideal disinfectantBroad spectrum: should have a wide antimicrobial spectrum.Fast acting: should produce a rapid kill.Not affected by environmental factors: should be active in the presence of organic matter (e.g., blood, sputum, feces) and compatible with soaps, detergents, and other chemicals encountered in use.More items….

How do you make homemade disinfectant spray?

Ingredients3 1/2 ounces distilled water.12 ounces 95% ethyl alcohol like Everclear. You can use other types of alcohol, too. See Notes for other alcohols.1/2 teaspoon hydrogen peroxide.30-45 drops essential oils as desired See Notes for recommended essential oils.16-ounce spray bottle.

What germs does hydrogen peroxide kill?

According to the Centers for Disease Control (CDC) , hydrogen peroxide kills yeasts, fungi, bacteria, viruses, and mold spores.

What makes a disinfectant?

Disinfectants are chemical agents applied to non-living objects in order to destroy bacteria, viruses, fungi, mold or mildews living on the objects. By definition, disinfectant formulas must be registered with the Environmental Protection Agency (EPA).

What is a good homemade disinfectant?

Gather the ingredients:1 1/4 cups water.1/4 cup white vinegar.1/4 cup (60% + alcohol content) vodka or Everclear (excellent germ-killing properties – you can substitute rubbing alcohol, but it will have a more medicinal scent)15 drops essential oil – peppermint + lemon OR lavender + lemon are great in this recipe.More items…•

Why is 70 Alcohol a better disinfectant than 95 alcohol?

“Isopropyl alcohol 70 percent, or isopropyl alcohol 99 percent diluted to 70 percent with purified water, kills organisms by denaturing their proteins. A 70 percent isopropyl alcohol solution dissolves their lipids and is effective against most bacteria and fungi and many viruses.”

What is a virucidal disinfectant?

A virucide (pronounced /ˈvī-rə-ˌsīd/ and alternatively spelled viricide and viruscide) is any physical or chemical agent that deactivates or destroys viruses. … Virucides are not intended for use inside the body, and most are disinfectants that are not intended for use on the surface of the body.

What is the most common disinfectant?

Hypochlorites are the most commonly used chlorine disinfectants. Sodium Hypochlorite is commercially available as household bleach. This EPA-registered chemical is stable and fast acting.

What are the different types of disinfectant?

Disinfectant typesSodium hypochlorite. Sodium hypochlorite is very effective against all types of micro-organism (including spores). … Chlorine dioxide. … Hydrogen peroxide. … Peracetic acid. … Iodophors. … Quaternary Ammonium Compounds (QAC’s or Quats) … Triamines. … Biguanides.More items…

How do disinfectants work?

Disinfectants work by destroying the cell wall of microbes or interfering with their metabolism. It is also a form of decontamination, and can be defined as the process whereby physical or chemical methods are used to reduce the amount of pathogenic microorganisms on a surface.

What is the best antibacterial spray?

We found the Purell Professional Surface Disinfectant Spray to be the best disinfectant for surfaces as it’s safe to use around food. Other best household disinfectants include the Lysol Laundry Sanitizer Additive, Lysol Disinfectant Spray, Clorox Disinfecting Wipes, and Method Antibacterial Toilet Cleaner.

How do you test disinfectant effectiveness?

The disk-diffusion method is used to test the effectiveness of a chemical disinfectant against a particular microbe. The use-dilution test determines the effectiveness of a disinfectant on a surface. In-use tests can determine whether disinfectant solutions are being used correctly in clinical settings.

What is physical disinfection?

Physical means of disinfection do not involve the addition of chemicals, but disrupt normal microbial function or cause structural damage to pathogens through physical means. An effective physical disinfection process is safe, energy efficient, consistently effective, and cost-effective at a larger scale.

What are the 2 methods of disinfection?

Disinfection methods include thermal and chemical processes. Moist heat may be used for items such as crockery, linen and bedpans e.g. automated processes in a machine. Specific chemical disinfectants can be used to decontaminate heat sensitive equipment and the environment.

What are the factors affecting disinfectant?

Several physical and chemical factors also influence disinfectant procedures: temperature, pH, relative humidity, and water hardness. For example, the activity of most disinfectants increases as the temperature increases, but some exceptions exist.

Which disinfectant kills the most bacteria which disinfectant is the safest to use?

BleachBleach. Bleach is a relatively cheap and highly effective disinfectant. It kills some of the most dangerous bacteria, including staphylococcus, streptococcus, E. coli and salmonella — as well as many viruses, including the flu and the common cold.

What is the difference between a disinfectant and an antiseptic?

Antiseptics and disinfectants both kill microorganisms, and many people use the terms interchangeably. … But there’s a big difference between antiseptics and disinfectants. An antiseptic is applied to the body, while disinfectants are applied to nonliving surfaces, such as countertops and handrails.

What are the three levels of disinfection?

There are three levels of disinfection: high, intermediate, and low. The high-level disinfection (HLD) process kills all vegetative microorganisms, mycobacteria, lipid and nonlipid viruses, fungal spores, and some bacterial spores.