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Sodium hydrogen phosphate, 98+%

Product Code. 11428970
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Product Code. 11428970 Supplier Thermo Scientific Alfa Aesar Supplier No. A11817.30
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Description

CAS: 7558-79-4 | HNa2O4P | 141.96 g/mol

Sodium hydrogen phosphate is used in food and water treatment in conjunction with trisodium phosphate. It is used as an emulsifier and buffer in foods and pharmaceuticals, anti-caking additive in powdered products, dietary supplement, scale inhibitor, reagent and buffer in analytical chemistry. It finds application in detergents, cleaning agents, textile, leather auxiliary, fertilizers and galvanoplastics. Further, it is used as a saline laxative to treat constipation. It inhibits the calcium scale formation in water treatment plants.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Sodium hydrogen phosphate is used in food and water treatment in conjunction with trisodium phosphate. It is used as an emulsifier and buffer in foods and pharmaceuticals, anti-caking additive in powdered products, dietary supplement, scale inhibitor, reagent and buffer in analytical chemistry. It finds application in detergents, cleaning agents, textile, leather auxiliary, fertilizers and galvanoplastics. Further, it is used as a saline laxative to treat constipation. It inhibits the calcium scale formation in water treatment plants.

Solubility
Soluble in water. Insoluble in ethanol, methanol and n-octanol.

Notes
Hygroscopic. Incompatible with strong acids, strong oxidizing agents and strong bases.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7558-79-4
Molecular Formula HNa2O4P
Molecular Weight (g/mol) 141.96
MDL Number MFCD00003496
InChI Key BNIILDVGGAEEIG-UHFFFAOYSA-L
Synonym disodium hydrogen phosphate, disodium phosphate, disodium hydrogenorthophosphate, sodium phosphate dibasic, dibasic sodium phosphate, acetest, soda phosphate, disodium orthophosphate, sodium hydrogen phosphate, phosphoric acid, disodium salt
PubChem CID 24203
ChEBI CHEBI:34683
SMILES [Na+].[Na+].OP([O-])([O-])=O

Specifications

Quantity 250 g
Linear Formula Na2HPO4
Merck Index 14,8659
Solubility Information Soluble in water. Insoluble in ethanol,methanol and n-octanol.
IUPAC Name disodium;hydrogen phosphate
Formula Weight 141.98
Percent Purity ≥98%
Odor Odorless
Sensitivity Hygroscopic
Chemical Name or Material Sodium hydrogen phosphate

RUO – Research Use Only

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