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America's initial Open Door policy was essentially an argument to promote
Gel Separator
A material used in blood collection tubes that separates blood cells from serum or plasma after centrifugation.
Clot Activator
A substance used in blood collection tubes that encourages blood clotting, facilitating serum separation for testing.
Potassium Oxalate
A chemical compound used as an anticoagulant in blood collection tubes, as well as in certain bleaching and cleaning processes.
Culture Media
Nutrient-rich substances used in laboratories to grow and maintain microorganisms, cells, or plant tissues under controlled conditions.
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