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10049-21-5 - Sodium dihydrogen phosphate monohydrate, Puratronic®, 99.998% (metals basis) - Monosodium orthophosphate monohydrate - Sodium phosphate, monobasic monohydrate - 10870 - Alfa Aesar

10870 Sodium dihydrogen phosphate monohydrate, Puratronic®, 99.998% (metals basis)

CAS Number
10049-21-5
Synonyms
Monosodium orthophosphate monohydrate
Sodium phosphate, monobasic monohydrate

Size Price ($) Quantity Availability
25g 95.70
100g 330.00
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Sodium dihydrogen phosphate monohydrate, Puratronic®, 99.998% (metals basis)

MDL
MFCD00149208
EINECS
231-449-2

Chemical Properties

Formula
H2NaO4P•H2O
Formula Weight
137.99 (119.98anhy)
Form
Powder
Melting point
100° -H2O
Sensitivity
Hygroscopic
Solubility
Soluble in water; insoluble in ethanol, ether and chloroform.

Applications

Sodium dihydrogen phosphate monohydrate is used as a food additive. It finds use as mordant in dyeing. It is also used in the manufacture of enamels, chemicals, pharmaceuticals, ceramics, detergents, and boiler compounds. In addition, it is used as a fireproofing agent, thickening agent, emulsifier, and as a reagent and buffer in analytical chemistry.

Notes

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Literature References

Li, Y.; Shu, X.; Zhang, X.; Guan, W. Liquid-Liquid Equilibria of the Aqueous Two-Phase Systems Composed of the N-Ethylpyridinium Tetrafluoroborate Ionic Liquid and Ammonium Sulfate/Anhydrous Sodium Carbonate/Sodium Dihydrogen Phosphate and Water at 298.15 K. J. Chem. Eng. Data 2014, 59 (2), 176-182.

Kumar, H.; Singla, M.; Jindal, R. Investigations on solute-solvent interactions of amino acids in aqueous solutions of sodium dihydrogen phosphate at different temperatures. Monatsh. Chem. 2014, 145 (7), 1063-1082.

Luo, J. H.; Li, J.; Duan, X. X. Study on Removal of Fe3+ from Sodium Dihydrogen Phosphate by Emulsification Solvent Extraction. Ind. Eng. Chem. 2013, 19 (3), 727-731.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/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.

Other References

Merck
14,8660
Harmonized Tariff Code
2835.22
TSCA
Yes
RTECS
WA1900000

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