Sodium Tungstate Dihydrate

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  Sodium dioxido(dioxo)tungsten hydrate (2:1:2);Sodiumtungstatedihydrate;tungsten, diolatodioxo-, sodium salt, hydrate (1:2:2);

• CAS NO :

  10213-10-2

• EC NO :

  236-743-4

• Molecular Formula :

  Na₂WO₄??2H₂O

• Molecular Weight :

  329.8477

• Main Specifications :

• InChI :

  InChI=1/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;/r2Na.O4W.2H2O/c;;1-5(2,3)4;;/h;;;2*1H2/q2*+1;-2;;

• Product description :

  Molecular formula：Na₂WO₄ · 2H₂O
  Molecular weight：329.8477
  CAS No：10213-10-2
  Properties：White crystalline powder, soluble in water, insoluble in ethanol, slightly soluble in ammonia.
  Application：Intermediate products in the production of tungsten materials can also be used as mordants, catalyst pigments, and analytical reagents. Textile workers use them as fabric weighting agents, water treatment agents, to manufacture fire-resistant and waterproof materials, as well as phosphotungstates and borotungstates.
  Description

  Indicator Description	AR
  Na2WO4 · 2H2O % ≥	99.0
  M% ≤	0.001
  As% ≤	0.001
  Cu% ≤	0.0005
  Fe% ≤	0.001
  Si% ≤	0.004
  PH	8.5-9
  Water insoluble substances ≤	0.005

• Molecular Structure :