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How do you separate a dye suspected to have contaminated a sample of orange juice?
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What does blood test contaminated mean?
It depends on the situation, it can mean that the sample was contaminated by improper cleansing technique, it can be contaminated by I.V. fluid, or it can be contaminated by tissue fluid. Most all scenarios of contamination are directly related to the skill and integrity of the one collecting the blood sample.
What would adding water to a urine sample given to police for suspected drink driving?
what effect would adding water to a urine sample have on it for suspected drink driving
What are the number of sulfur atoms in a sample of 21.6 g of mercury1 nitrate?
Mercury I nitrate does not contain sulfur unless the sample is contaminated.
How do you know if a sample is more contaminated than other?
Methods of analytical chemistry are applicable.
What is the best speed to separate a soil sample in a centrifuge?
Very high speed is the best speed to separate a soil sample in a centrifuge.
Is an epithelial cell count of 90 per uL cause for concern?
It means the sample is contaminated.
Does menstruating contaminate urine sample?
It is very common for a person who is menstruating to contaminate a urine sample. Of course, contaminated urine samples are very common in general.
What if a potassium chlorate sample is contaminated with moisture. Would an analysis show the experimental oxygen higher or lower than the theoretical oxygen?
The chemical composition is determined on a dry and pure sample.
Why the platinum wire is repeatedly flame sterilized in the preparation of bacterial smears?
To kill all bacteria, to ensure your sample is not contaminated.
If you have a 1.0cm3 sample of lead and a 1.0cm3 sample of glass You drop each in separate beakers of water How do the volumes of water displaced by each sample compare?
They're the same.
What happens if acetic acid boils at 90 degrees instead of 118?
It is most likely not acetic acid, or the sample maybe contaminated
If sample of drinking water was contaminated with 15 ppm by mass of chloroform then express in percent by mass?
Mass % of CHCl3 = 15x10-4 %
