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What chemical can be used to detect blood when been wiped from a surface?
Luminol is a common chemical used to detect blood that has been wiped from a surface. It reacts with the iron present in hemoglobin to produce a blue glow, making bloodstains visible even after they have been cleaned or wiped away.
What chemical is used to detect blood after it has been wiped from a surface?
By The Wanderer Luminol
When your girlfriend wiped she saw blood and she is pregnant?
Probably not, sounds like menses...
What chemical can be used to detect blood even when it's been wiped clean?
Luminol is a chemical that can be used to detect blood even when it has been wiped clean. It reacts with the iron found in hemoglobin, producing a blue glow which indicates the presence of blood.
Why is the first drop of blood wiped away from the capillary site?
It is contaminated from the alcohol swab.
When performing a capillary stick what do you do with the first drop of blood?
The first drop of blood is wiped away because it is mainly just tissue.
Is it implanation bleeding if you wiped and saw light pink blood on toilet paper and wiped again and it was gone 2 days before period and is now 1 day late?
yes
My husband had a lot of Blood in the water not in his stool and bloody when he wiped?
He is bleeding perhaps from being constipated. If it continues have him see a doctor.
3 drops of blood dropped on my stomach while sexing lady .if she positive can I get HIV. No cut or wound in my stomach I wiped the blood with napkin washed my stomach with water and soap?
no.
What do you do about a nose that constantly has blood inside of it that comes out on its own or when the nose is blown or wiped?
You need to see your doctor to determine what the cause of this is. If it is a chronically irritated blood vessel, the doctor can cauterize it.
Why is first drop of blood wiped away from the capillary puncture site?
It is contaminated from the alcohol swab.
In a blood group determination experiment after the finger is pricked the first drop of blood is usually wiped off Why?
Possible contamination of the sample by the instrument (lancet) used to obtain the droplet. The second drop of blood would be the better sample.
