[A11817] CAS 7558-79-4 | Sodium hydrogen phosphate, 98+% | Alfa
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Brand: Alfa Aesar
7558-79-4 | HNa2O4P | disodium acid orthophosphate
Chemical Identifiers
CAS
7558-79-4
Molecular Weight (g/mol)
141.96
MDL Number
MFCD00003496
Synonym
Na2HPO4|dibasic sodium phosphate|disodium acid orthophosphate
SMILES
[Na+].[Na+].OP([O-])([O-])=O
InChI Key
BNIILDVGGAEEIG-UHFFFAOYSA-L
Molecular Formula
HNa2O4P
IUPAC Name
disodium hydrogen phosphate
Specifications
Form
Powder
Identification (FTIR)
Conforms
Assay (Aqueous acid-base Titration)
≥98.0 to ≤102.0%
Appearance (Color)
White
설명
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.
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.
Other References:
Merck Index:14,8659
GHS Hazard and Precautionary Statements
Hazard Statements:Warning
GHS H StatementH315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements:GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Risk & Safety
TSCA:YesRTECS Number:WC4500000
경고:RUO – Research Use Only
CAS7558-79-4FORMULAHNa2O4PEINECS231-448-7MDLMFCD00003496
| Pakage | 10000g, 1kg, 2500g, 250g, 5kg, 500g |
|---|---|
| brand | Alfa Aesar |
