Because arterial blood is freshly oxygenated, it gives a better reading of Blood Oxygen Levels - venus blood is headed back to the heart/lungs where it will be refreshed.
sodium fluoride
Sodium fluoride
I assume the specimen to be collected is medical, and not collecting a butterfly as a specimen? If medical, you must wear Disposable Medical Gloves. In some cases, a face mask and even safety glasses must also be worn, especially if you could be contaminated by blood or other bodily fluids.
Its purpose is to inhibit the metabolism of glucose by cells in a specimen of blood.
The specific purpose is to be able to see very small details of specimen's.
Hunt, sport, defense, collecting.
Hunting, defense, collecting, shooting,
none, come as you usually are. that way a more accurate assessment can be made.
to generate light, so the specimen can be examined
there is no purpose
Understanding the human mind.
Pedi