Consentement d'utilisation des Cookies

J'accepte. Notre site sauvegarde des traceurs textes (cookies) sur votre appareil afin de vous garantir de meilleurs contenus et à des fins de collectes statistiques.Vous pouvez désactiver l'usage des cookies en changeant les paramètres de votre navigateur. En poursuivant votre navigation sur notre site sans changer vos paramètres de navigateur vous nous accordez la permission de conserver des informations sur votre appareil.

12054-85-2 - Ammonium molybdate (para) tetrahydrate, 99% - Ammonium heptamolybdate tetrahydrate - Ammonium paramolybdate tetrahydrate - A13766 - Alfa Aesar

A13766 Ammonium molybdate (para) tetrahydrate, 99%

Numéro de CAS
12054-85-2
Synonymes
Ammonium heptamolybdate tetrahydrate
Ammonium paramolybdate tetrahydrate

Conditionnement Prix ($) Quantité Disponibilité
50g 27,60
250g 69,60
1000g 215,00
Ajouter au panier Ajouter au devis en vrac Afficher l'article

Ammonium molybdate (para) tetrahydrate, 99%

MDL
MFCD00167059
EINECS
234-722-4

Propriétés chimiques

Formule
(NH4)6Mo7O24•4H2O
Poids moleculaire
1235.86 (1163.79anhy)
Point de fusion
ca 190° dec.
Densité
2.498
Solubilité
Soluble in water. Insoluble in alcohol.

Applications

Ammonium molybdate tetrahydrate is widely utilized in cryo-negative staining which helps to visualize particles while preserving the sample. It is used as a catalyst to desulfurize thiophene and its derivatives. It serves as an analytical reagent to measure the amount of phosphates, silicates, arsenates and lead in an aqueous solution. It is also used in electroplating, in fertilizers for crops and in the production of molybdenum metal and ceramics. It is used as an analgesic in medical field.

Notes

Incompatible with strong oxidizing agents and strong acids.

Références bibliographiques

The combination with hydrogen peroxide is a system for the ambient temperature oxidative cleavage of epoxides to form ɑ-hydroxy ketones: Chem. Lett., 844 (2000).

Lince, J. R.; Pluntze, A. M.; Jackson, A.; Radhakrishnan, G.; Adams, P. M. Tribochemistry of MoS3Nanoparticle Coatings. Tribol Lett. 2014, 53 (3), 543-554.

McIntosha, S.; Bosscheb, M. V. Towards Understanding the Hydrocarbon Oxidation Activity of Oxides for Direct Hydrocarbon SOFC Anodes. ECS Trans. 2011, 35 (1), 2781-2788.

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-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.

Autres références

Merck
14,533
Code tarifaire harmonisé
2841.70
TSCA
Yes
RTECS
QA4900000

Recommandé

  • A10142

    Cerium(IV) sulfate hydrate, 98%
  • A10889

    Antimony potassium tartrate hydrate, 98%
  • L20254

    Cerium(IV) sulfate, anhydrous, 97%
  • 33262

    Oxalic acid dihydrate, ACS, 99.5-102.5%
  • 40194

    Cerium(IV) ammonium sulfate dihydrate, ACS, 94% min

Consulté récemment

Produits chimiques

Sciences de la vie

Métaux et matériaux

Catalyseurs

Analytique et matériel de laboratoire