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Overview
Related questions
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Saline
Saline water is a general term for water that contains a significant concentration of dissolved salts (nacl). In medicine we use saline solution for IV hydration. Normal saline (ns) is the commonly-used phrase for a solution of 0.90% w/v of nacl, about 300 mosm/l or 9.0 g per liter.
How long it usually lasts:
Chronic (lasts years to lifelong)
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