answersLogoWhite

0

Reason number 1 (before) is that you could contaminate your samples if you have foreign material on your hands.

Reason number 2 (after) is that you could spread or ingest dangerous chemicals or substances that you have handled in the lab.

User Avatar

Wiki User

13y ago

What else can I help you with?

Continue Learning about Chemistry

What is the difference between a cleaner and a disinfectant?

A cleaner removes dirt, grime, and debris from surfaces, while a disinfectant kills germs, bacteria, and viruses to reduce the risk of spreading infections. It is important to clean surfaces before disinfecting to ensure that the disinfectant can work effectively.


How long should bleach or an approved disinfectant remain in place before cleaning?

Bleach or an approved disinfectant should remain in place according to the manufacturer's instructions, which typically range from 5-10 minutes. This allows enough time for the disinfectant to effectively kill germs and pathogens on the surface before cleaning. Make sure to follow the specific recommendations for each product to ensure proper disinfection.


Explain why you need to remove all dirt and other matter you can see on tools and implements before imersing them in disenfectant solution?

You need to remove all dirt and debris and other matter that you can see on tools and implements before immersing them in disinfectant solution because debris will hamper the solution getting on all parts of the tools. Immersion after a thorough cleaning will help the solution get on everything properly.


How long should an instrument be left in an immersion disinfectant solution before it is sterelized and ready to be used again.?

Instruments should be left in an immersion disinfectant solution for the recommended contact time specified by the manufacturer, usually 10-30 minutes. After disinfection, instruments must be rinsed thoroughly with water, dried, and then sterilized before they can be safely used again.


Which disinfectant can stain light-colored vinyl or plastics?

Quaternary ammonium compounds, such as benzalkonium chloride, have the potential to stain light-colored vinyl or plastics surfaces. It can cause discoloration if left in contact with the surface for an extended period of time or if not properly diluted before use. It is best to test a small, inconspicuous area before using the disinfectant on the entire surface.

Related Questions

Can you give me a sentence using the word disinfectant?

The nurse applied disinfectant to the patient's arm before given him the injection.


How do you maintain laboratory apparatuses?

To maintain laboratory apparatus, make sure they are clean before and after use. They should be stored in the right cabinets at all times. It is also important to use each apparatus for the right purpose.


Do you clean wound first before getting specimen for culture?

Kind of defeats the purpose. The answer would be in general no.


A germ killer?

A disinfectant (such as bleach) will kill almost all germs but read the instructions before you use any disinfectant, they are dangerous to people too.


Why is it important to clean fomites before disinfecting them?

Fomites have the capability of transferring infectious organisms from one person to the next. The purpose of a disinfectant is to kill or inhibit the growth of such organisms, though it is typically never 100% effective. Cleaning the fomite removes a lot of these organisms, increasing the effectiveness of the disinfectant once applied, since it has less organisms to kill/inhibit. M.M.


How should patients be prepared for a throat culture?

The patient does not need to avoid food or fluids before the test. Recent gargling or treatment with antibiotics, however, will affect the culture results. The laboratory should be notified if the patient has been recently taking antibiotic medications.


What is the difference between a cleaner and a disinfectant?

A cleaner removes dirt, grime, and debris from surfaces, while a disinfectant kills germs, bacteria, and viruses to reduce the risk of spreading infections. It is important to clean surfaces before disinfecting to ensure that the disinfectant can work effectively.


Where is the petpet labatory Neopets?

You can get to the petpet laboratory by collecting all the petpet laboratory map pieces. But before you can do that you have to collect all the pieces of the regular laboratory map.


How long should bleach or an approved disinfectant remain in place before cleaning?

Bleach or an approved disinfectant should remain in place according to the manufacturer's instructions, which typically range from 5-10 minutes. This allows enough time for the disinfectant to effectively kill germs and pathogens on the surface before cleaning. Make sure to follow the specific recommendations for each product to ensure proper disinfection.


What is the most effective way to eliminate fungal growth and disinfect surfaces using a fungicidal disinfectant?

The most effective way to eliminate fungal growth and disinfect surfaces using a fungicidal disinfectant is to thoroughly clean the affected area first, then apply the fungicidal disinfectant according to the manufacturer's instructions. Make sure to allow enough contact time for the disinfectant to work effectively before wiping or rinsing the surface.


What are the recommended methods for using disinfectant spray on helmets to ensure proper cleaning and sanitation?

To properly clean and sanitize helmets using disinfectant spray, follow these recommended methods: Remove any removable parts or padding from the helmet. Spray the disinfectant evenly on the surface of the helmet. Allow the disinfectant to sit for the recommended contact time specified on the product label. Wipe down the helmet with a clean cloth to remove any excess disinfectant. Let the helmet air dry completely before reassembling and using it again.


How does cloudy water prevent water from being disinfected?

Cloudy water contains substances that will neutralize disinfectant, so it will require higher concentrations or contact times or, preferably, clarification through settling or filtration before disinfectant is added.