Alfa Aesar™ Sodium hydrogen phosphate, 98+%


Overview
Brand: Alfa Aesar™

Manufacturer Part Number: A11817.30

UNSPSC: 12352103

Code: NEW

Additional Details:
Additional Details: CAS Number: 7558-79-4 Weight: 0.01000kg


Quantity 250g

Product Code. 11428970

Quantity Price
1 £ 13.99 / 250g
Estimated Shipment date
from Supplier 03-03-2017
Add to basket


Description and Specification

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

Specification

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

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

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.