supernatant

IPA: supɝnˈætʌnt

noun

  • The liquid that lies above a sediment or precipitate; supernate
  • Material that floats on the surface of a liquid

adjective

  • (chiefly of a liquid) Lying or floating above a denser fluid, or above a solid sediment or precipitate (which has been separated by crystallisation, centrifugation etc.).
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Examples of "supernatant" in Sentences

  • This final supernatant was the nuclear extract.
  • Discard the supernatant using a vacuum aspirator.
  • C. produces a precipitate and supernatant solution.
  • THere will be two parts the supernatant and the pellet.
  • The supernatant was collected and the procedure repeated.
  • A supernatant liquid enriched in urokinase is collected .
  • The resultant supernatant contained the periplasmic contents.
  • After such treatment, the factor is contained in the supernatant.
  • The supernatant was discarded and the pellet was washed with PBS.
  • Remember, they are probably making an extract of the supernatant, anyway.
  • The cell culture supernatant was regularly tested for reverse transcriptase activity.
  • Filter cleaning starts with drainage of the supernatant water and dewatering of the top part of the sand bed.
  • Missing supernatant drainage system ® long drainage periods for dewatering the filter box will affect the biology in the sand bed
  • The crude oil is left to stand for three days and the clarified supernatant oil (35.8 kg) is poured off leaving 11.2 kg of sediment
  • Depending on the filter design, flow rates may have to be adjusted accordingly or the layer of supernatant water on the filter will get too high.
  • Following 5-10 min at 90°C, the hemoglobin in crude Fraction I was "cooked" and precipitated like mud, and the activity remained soluble in the supernatant.
  • The top should be covered by a layer of coarse stones to shade the supernatant water and thus prevent algal growth often experienced in pretreated water exposed to the sun.
  • This is also true for the recommended inlet controlled slow sand filters which compensate the progressive headloss development by a gradual increase of the supernatant water level.
  • Filter cleaning must be carried out once the supernatant water has reached its maximum permissible level; i.e., when maximum filter resistance of about 1 meter is attained for the designed filtration rate.
  • In practice, the stock of supernatant water is drained through the filter at a continuously declining flow rate during the night and in the morning hours, the filter is refilled with pretreated water to reassume normal operation.

Related Links

synonyms for supernatantdescribing words for supernatant
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