24. Sodii Pyrophosphas. Sodium Pyrophosphate
Description
This section is from the book "Materia Medica Pharmacy, Pharmacology And Therapeutics", by W. Hale White. Also available from Amazon: Materia Medica Pharmacy, Pharmacology And Therapeutics..
24. Sodii Pyrophosphas. Sodium Pyrophosphate
Sodii Pyrophosphas. Sodium Pyrophosphate. Na4P2 O7+10H20O = 445.24.
Source
From heating Sodium Phosphate. 2Na2Hpo4 + 12H2O = Na4 P2O7+13H2O.
Characters
Colorless, transparent, monoclinic prisms, or a crystalline powder, odorless, having a cooling, saline and feebly alkaline taste. Solubility. - In 12 parts of water; insoluble in Alcohol.
Sodium Pyrophosphate is used to prepare Ferri Pyrophosphas Solubilis.
Dose, 1/2 to 4 dr.; 2. to 15. gm.
Action and Therapeutics of Sodium Pyrophosphate
Sodium pyrophosphate has the same therapeutical action as sodium phosphate, but its principal use is in pharmacy.
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