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Why should you take care not to contaminate the outside of the sample container?
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Whats a sample of something used in a lab for study or analysis?
Denise should put the herb samples in the lab's waste container.
What should be done with any unused chemicals?
Of course, for example, Potassium Manganate(VII), KMnO4 are usually kept in a black container, because it will oxidize easily when it expose to sunlight. Different chemical store in different kind of container depend on the chemical properties of the chemical. With many chemicals it is illegal to store the chemical unless it is in its original container and has the paperwork with the container.
How long are urine samples good for testing?
If properly sealed and stored, urine samples are good for testing up to 24 hours after the sample given. The urine sample should be in a sterile container within a sealed plastic bag and stored in a refrigerator.
Why must the glass stopper of a reagent bottle never be placed directly on the laboratory bench?
The stopper of a chemical reagent container should be handled carefully for two reasons. Firstly, it may contain chemical residues which can be dangerous. Additionally, if the stopper is dirtied it may contaminate the reagent in the bottle when the stopper is put back on.
Should the police get your DNA sample?
In most of the countries the police are not allowed to get your DNA sample without the permission of the court.
What type of container is used for lab materials soiled by a blood sample should be disinfected or disposed of in a puncture proof?
Biohazard
Why must you keep the sample containers free of mercury?
You must keep them free from mercury because mercury is toxic! Mercury is poisonous and should not be handled without appropriate oversight by professionals and adequate protective procedures. Your question doesn't clarify whether the mercury many be from the containers themselves or the contents, but it doesn't matter because mercury from a container can contaminate the contents.
Whats a sample of something used in a lab for study or analysis?
Denise should put the herb samples in the lab's waste container.
Why should a piece of laboratory tissue or tongs be used to handle a sample container to be weighed?
Either that or wear gloves. Your trying to avoid direct contact.
What should be done with any unused chemicals?
Of course, for example, Potassium Manganate(VII), KMnO4 are usually kept in a black container, because it will oxidize easily when it expose to sunlight. Different chemical store in different kind of container depend on the chemical properties of the chemical. With many chemicals it is illegal to store the chemical unless it is in its original container and has the paperwork with the container.
What is the first course of action if poisoning is suspected?
Firstly, contact the poison control center or hospital emergency. A sample of vomit and the poison container should be taken to hospital.
Why should blood stained evidence not be stored in airtight containers?
Airtight containers can cause condensation of moisture within the container and result in bacteria that can destroy, alter or contaminate the blood. Criminal Investigation By Ronald F. Becker page 114
How long are urine samples good for testing?
If properly sealed and stored, urine samples are good for testing up to 24 hours after the sample given. The urine sample should be in a sterile container within a sealed plastic bag and stored in a refrigerator.
You should separate food while preparing it so you do not cross?
Contaminate
Do foggers contaminate food in the room where used?
Yes they do, the chemicals in them contaminate anything it touches, you should wipe down any surfaces like countertops after using one.
A random sample should be taken from?
A random sample should be taken from an entire population.
What is the immediate post-attack action that should be taken?
perform immediate decontamination (if contaminate)
