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769304

Sigma-Aldrich

Barium peroxide

anhydrous, ≥86.0% (RT)

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About This Item

Empirical Formula (Hill Notation):
BaO2
CAS Number:
1304-29-6
Molecular Weight:
169.33
EC Number:
215-128-4
MDL number:
MFCD00003454
UNSPSC Code:
12352304
PubChem Substance ID:
329767438
NACRES:
NA.23

grade

anhydrous

Quality Level

100

Assay

≥86.0% (RT)

form

powder

loss

≤0.1% loss on drying

anion traces

chloride (Cl-): ≤0.05%

cation traces

Fe: ≤0.02%
heavy metals (as Pb): ≤0.01%

SMILES string

[Ba++].[O-][O-]

InChI

1S/Ba.O2/c;1-2/q+2;-2

InChI key

ZJRXSAYFZMGQFP-UHFFFAOYSA-N

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Application

Barium peroxide is a precursor material used for synthesis of novel magnetic and superconducting oxides. It also finds application in thermochemical energy storage systems.

Analysis Note

Substances insoluble in dilute hydrochlorid acid ≤ 1.5 %
Substances not precipitated by diluted sulfuric acid (as sulphates) ≤ 2.0 %

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Ox. Sol. 2 - Skin Corr. 1B

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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.

PDSCL

Deleterious substance

FSL

Group 1: Oxidizing solids
Inorganic peroxides
Hazardous rank I
1st oxidizing solid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

769304-BULK:
769304-100G:
769304-VAR:
769304-25G:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCF9313
BCCF7299
BCCD0996
BCBV9809
BCBZ8554

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Honda, R., et al.
Physica C, 426, 613-617 (2005)
A J Carrillo et al.
Physical chemistry chemical physics : PCCP, 18(11), 8039-8048 (2016-03-01)
The barium peroxide-based redox cycle was proposed in the late 1970s as a thermochemical energy storage system. Since then, very little attention has been paid to such redox couples. In this paper, we have revisited the use of reduction-oxidation reactions
Ba2IrO4: A spin-orbit Mott insulating quasi-two-dimensional antiferromagnet
Okabe, H., et al.
Physical Review. B, Condensed Matter and Materials Physics, 83, 155118-155118 (2011)

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