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363456

Sigma-Aldrich

Arsenic(V) oxide hydrate

≥99.99%

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Synonym(s):
Arsenic pentoxide hydrate
Linear Formula:
As2O5 · xH2O
CAS Number:
Molecular Weight:
229.84 (anhydrous basis)
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥99.99%

form

powder

composition

Degree of hydration, 2-5

reaction suitability

core: arsenic
reagent type: catalyst

density

4.32 g/mL at 25 °C (lit.)

SMILES string

O.O=[As](=O)O[As](=O)=O

InChI

1S/As2O5.H2O/c3-1(4)7-2(5)6;/h;1H2

InChI key

XSIWZGKXZLITBO-UHFFFAOYSA-N

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Show Differences

1 of 4

This Item
S7400223794311383
vibrant-m

363456

Arsenic(V) oxide hydrate

-
vibrant-m

S7400

Sodium (meta)arsenite

-
vibrant-m

223794

Vanadium(V) oxide

-
vibrant-m

311383

Arsenic(III) oxide

Essential Grade
reaction suitability

core: arsenic, reagent type: catalyst

reaction suitability

core: arsenic, reagent type: catalyst

reaction suitability

core: vanadium, reagent type: catalyst

reaction suitability

-

form

powder

form

-

form

powder

form

powder

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

density

4.32 g/mL at 25 °C (lit.)

density

-

density

3.35 g/mL at 25 °C (lit.)

density

-

composition

Degree of hydration, 2-5

composition

-

composition

-

composition

-

signalword

Danger

Hazard Classifications

Acute Tox. 2 Oral - Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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