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95420

Sigma-Aldrich

Tungstic acid

≥98.0% (calcined substance, T), powder

Synonym(s):

Tungstic(VI) acid

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100 G
¥11,500
500 G
¥41,400

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100 G
¥11,500
500 G
¥41,400

About This Item

Linear Formula:
H2WO4
CAS Number:
Molecular Weight:
249.85
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.23

¥11,500


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Assay

≥98.0% (calcined substance, T)

form

powder

impurities

≤0.2% insoluble matter in NaOH

loss

≤9.0% loss on ignition

density

5.5 g/mL at 25 °C (lit.)

SMILES string

O[W](O)(=O)=O

InChI

1S/2H2O.2O.W/h2*1H2;;;/q;;;;+2/p-2

InChI key

CMPGARWFYBADJI-UHFFFAOYSA-L

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General description

Tungstic acid may be prepared by either digesting tungstate of lime or by treating tungsten with hydrochloric acid. 1

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

95420-100G:
95420-500G:
95420-VAR:
95420-BULK:


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