Filtration
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United States of America Patent
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app pub date -
Feb 23, 2005
filing date -
Jun 23, 1994
priority date (Note) -
Abandoned
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Abstract
Filtration methods comprise virus-filtering a solution containing a least one macromolecule. The total salt content of the solution for virus-filtering is within the range of from about 0.2 M up to saturation with the salt. Salts that can be used in the filtering methods include sodium chloride, potassium chloride, sodium acetate, sodium citrate, sodium phosphate, potassium dyhydrophosphate and combinations thereof.
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