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Arsenic(III) oxide

Name: Arsenic(III) oxide
Brand: SIAL
Price: 103 USD
Availability: InStock

reference material for titrimetry, certified by BAM, >99.5%

Synonym(s):

Arsenic trioxide, Arsenous acid

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Size/SKU	Availability	Price
10 g	Available to ship TODAYfromMILWAUKEE	$103.00

About This Item

Empirical Formula (Hill Notation):

As₂O₃

CAS Number:

1327-53-3

Molecular Weight:

197.84

PubChem Substance ID:

329751594

eCl@ss:

38080102

UNSPSC Code:

41116107

NACRES:

NA.24

EC Number:

215-481-4

MDL number:

MFCD00003433

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Properties

grade

reference material

Quality Segment

100

assay

>99.5%

quality

certified by BAM

technique(s)

titration: suitable

application(s)

agriculture
environmental

format

neat

SMILES string

O=[As]O[As]=O

InChI

1S/As2O3/c3-1-5-2-4

InChI key

IKWTVSLWAPBBKU-UHFFFAOYSA-N

Description

General description

Arsenic(III) oxide is a volumetric standard produced under rigorous conditions and measured with the highest possible precision. Its content determination and homogeneity assessment are carried out using volumetric redox titration as the primary analysis method.

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This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

Application

The reference material is to be used as a reductometric standard for titer determinations in redox titrations.

Features and Benefits

Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
Traceable to NIST standard reference material
Offers accurate titer determinations
Accompanied by a certificate of analysis (CoA)

Analysis Note

Exact concentration, expiry date and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

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This Item	202673	311383	A1010
Supelco 17971 Arsenic(III) oxide	Sigma-Aldrich 202673 Arsenic(III) oxide	Sigma-Aldrich 311383 Arsenic(III) oxide	Sigma-Aldrich A1010 Arsenic(III) oxide
description reference material for titrimetry, certified by BAM, >99.5%	description 99.995% trace metals basis	description ACS reagent (primary standard)	description ReagentPlus^®, ≥99.0%
application(s) agriculture environmental	application(s) -	application(s) -	application(s) -
technique(s) titration: suitable	technique(s) -	technique(s) -	technique(s) -
assay >99.5%	assay 99.995% trace metals basis	assay 99.95-100.05%	assay ≥99.0%
format neat	format -	format -	format -
grade reference material	grade -	grade ACS reagent (primary standard)	grade -
quality certified by BAM	quality -	quality -	quality -

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pictograms

GHS06,GHS08,GHS05,GHS09

signalword

Danger

hcodes

H300,H314,H350,H372,H410

pcodes

P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Skin Corr. 1B - STOT RE 1

target_organs

Respiratory system,Cardio-vascular system,Gastrointestinal tract

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

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

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Certificates of Analysis (COA)

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