<p><strong>Dextran</strong>&nbsp;produce expansion of plasma volume. It also reduces blood viscosity and inhibits sludging or aggregation of red blood cells.<br />
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<strong>Sodium chloride</strong>&nbsp;is the major extracellular cation. It is important in electrolyte and fluid balance, osmotic pressure control and water distribution as it restores sodium ions. It is used as a source of electrolytes and water for hydration, treatment of metabolic acidosis, priming solution in haemodialysis and treatment of hyperosmolar diabetes. It is also used as diluents for infusion of compatible drug additives.</p>