A simple device for fractionating densit
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K.B. Tan
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Article
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1972
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Elsevier Science
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English
β 165 KB
One method of fractionating a density gradient after centrifugation is to puncture the bottom of the cent~fuge tube and then collect fractions of equal number of drops of gradient material. This method has its disadvantages. Occasionally air bubbles are introduced into the gradient