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10035 Sigma-Aldrich

Ammonium metatungstate hydrate

≥85% WO3 basis (gravimetric)

  • CAS Number 12333-11-8

  • Linear Formula (NH4)6H2W12O40 · xH2O

  • Molecular Weight 2956.30 (anhydrous basis)

  •  EC Number 234-733-4

  •  MDL number MFCD00150662

  •  PubChem Substance ID 57646791

  •  NACRES NA.23

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Properties

Related Categories Ammonium Salts, Amonium Salt - Base Material, Catalysis and Inorganic Chemistry, Chemical Synthesis, Essential Chemicals,
assay   ≥85% WO3 basis (gravimetric)
reaction suitability   reagent type: catalyst
core: tungsten
impurities   ≤0.005% water-insoluble matter
loss   ≤15% loss on ignition
mp   100 °C (dec.) (lit.)
storage temp.   room temp
SMILES string   N.N.N.N.N.N.O.O[W]1O[W](O)(=O)(O1)O[W]2(=O)(=O)O[W](O)(=O)(O2)O[W]3(=O)(=O)O[W](O)(=O)(O3)O[W]4(=O)(=O)O[W](O)(=O)(O[W]5(=O)(=O)O[W](O)(=O)(O[W]6(=O)(=O)O[W](O)(O)O6)O5)O4
InChI   1S/6H3N.9H2O.32O.12W/h6*1H3;9*1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6*+1;+2/p-8
InChI key   ZBHPUDGBNLMJQH-UHFFFAOYSA-F

Description

Packaging

100, 500 g in poly bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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