Please login to your online account to display your discounted pricing

Alfa Aesar™ Sodium hydrogen phosphate, 98+%

$41.14 - $329.99

Chemical Identifiers

Chemical Name or Material Sodium hydrogen phosphate
CAS 7558-79-4
Molecular Formula HNa2O4P
Linear Formula Na2HPO4
Formula Weight 141.98
MDL Number MFCD00003496
Merck Index 14,8659
Synonym Disodium phosphate; Sodium phosphate, dibasic
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1181730

  SDS
alfa aesar™
A1181730
250g Each for $41.14

AAA11817A1

  SDS
alfa aesar™
A11817A1
1kg Each for $96.58

AAA11817A7

  SDS
alfa aesar™
A11817A7
5kg Each for $329.99
Description & Specifications

Specifications

Formula Weight 141.98
Chemical Name or Material Sodium hydrogen phosphate
Synonym Disodium phosphate; Sodium phosphate, dibasic
TSCA TSCA
CAS 7558-79-4
Linear Formula Na2HPO4
Odor Odorless
Molecular Formula HNa2O4P
RTECS Number WC4500000
Merck Index 14,8659
Assay ≥98%
Health Hazard 3 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.
MDL Number MFCD00003496
Health Hazard 1 Warning
Quantity 250g
Health Hazard 2 GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

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.

Safety and Handling

Warning

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.

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.