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363456

Arsenic(V) oxide hydrate

≥99.99%, powder

Synonym(s):

Arsenic pentoxide hydrate

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About This Item

Linear Formula:
As2O5 · xH2O
CAS Number:
12044-50-7
Molecular Weight:
229.84 (anhydrous basis)
NACRES:
NA.22
PubChem Substance ID:
24862197
UNSPSC Code:
12161600
EC Number:
215-116-9
MDL number:
MFCD00149146
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Product Name

Arsenic(V) oxide hydrate, ≥99.99%

Quality Segment

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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Signal Word

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

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

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

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