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10049-21-5 - Sodium dihydrogen phosphate monohydrate, ACS, 98.0-102.0% - Monosodium orthophosphate - Sodium phosphate, monobasic - 11591 - Alfa Aesar

11591 Sodium dihydrogen phosphate monohydrate, ACS, 98.0-102.0%

Numéro CAS
Monosodium orthophosphate
Sodium phosphate, monobasic

Dimensions Prix ($) Quantité Disponibilité
250g 35,90
1kg 94,70
5kg 307,00
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Sodium dihydrogen phosphate monohydrate, ACS, 98.0-102.0%


Propriétés chimiques

Poids formulaire
137.99 (119.98anhy)
Point de fusion
100° -H{2}O
Highly soluble in water. Insoluble in ethanol, ether and chloroform.

Spécifications des grades

Maximum level of impurities: Insoluble matter 0.01%, pH of a 5% solution 4.1-4.5 at 25°, Cl 5ppm, SO<sub>4</sub> 0.003%, Ca 0.005%, K 0.01%, As 0.5ppm, Heavy Metals (ICP-OES) 0.001%, Fe 0.001%


Sodium phosphate monobasic monohydrate is used as sequestrant, emulsifier, mordant in dyeing, reagent and buffer in foods and analytical chemistry. It is applied as a fireproofing agent and for weighting silk in tanning. It is employed in manufacturing of enamels, ceramics, detergents, boiler compounds, in soldering and brazing instead of borax.


It may be mildly corrosive to steel and aluminum. Highly hygroscopic nature.

Références bibliographiques

Weaver, C. L.; Li, H.; Luo, X.; Cui, X. T. A graphene oxide/conducting polymer nanocomposite for electrochemical dopamine detection: origin of improved sensitivity and specificity. J. Mater. Chem. B 2014, 2, 5209-5219.

Gull, M.; Zhou, M.; Fernández, F. M.; Pasek, M. A. Prebiotic Phosphate Ester Syntheses in a Deep Eutectic Solvent. J. Mol. Evol. 2014, 78 (2), 109-117.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H315-H319-H335

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

Mentions de prudence: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/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. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Code tarifaire harmonisé


  • A17546

    Sodium pyrophosphate, 98%
  • 11592

    Sodium hydrogen phosphate heptahydrate, ACS, 98.0-102.0%
  • 11594

    Potassium dihydrogen phosphate, ACS, 99.0% min
  • 12314

    Sodium chloride, ACS, 99.0% min
  • 13437

    Sodium hydrogen phosphate, anhydrous, ACS, 99.0% min

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