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379751

Sodium tungstate dihydrate

99.995% trace metals basis

Synonym(s):

Tungstic acid sodium salt dihydrate

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About This Item

Linear Formula:
Na2WO4 · 2H2O
CAS Number:
Molecular Weight:
329.85
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
236-743-4
MDL number:
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Quality Segment

assay

99.995% trace metals basis

form

chunks

composition

Na₂WO₄ · 2H₂O

reaction suitability

core: sodium, core: tungsten

mp

698 °C (lit.)

SMILES string

O.O.[Na+].[Na+].[O-][W]([O-])(=O)=O

InChI

1S/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;

InChI key

WPZFLQRLSGVIAA-UHFFFAOYSA-N


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description

99.995% trace metals basis

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BioUltra, ≥99.0% (T)

description

BioUltra, ≥99.0% (T)

description

ACS reagent, ≥99%

assay

99.995% trace metals basis

assay

≥99.0% (T)

assay

≥99.0% (T)

assay

≥99%

form

chunks

form

crystals

form

crystals

form

crystalline powder

mp

698 °C (lit.)

mp

698 °C (lit.)

mp

698 °C (lit.)

mp

698 °C (lit.)

composition

Na₂WO₄ · 2H₂O

composition

-

composition

-

composition

-

reaction suitability

core: sodium, core: tungsten

reaction suitability

-

reaction suitability

-

reaction suitability

reagent type: catalyst
core: tungsten

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

200


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Pictograms

Exclamation mark

Signal Word

Warning

Hazard Codes

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

13 - Non Combustible Solids

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves



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