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Documentos Principais

311456

Sigma-Aldrich

Sodium peroxide

ACS reagent, ≥93.0%

Sinônimo(s):

Sodium superoxide

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About This Item

Fórmula empírica (Notação de Hill):
Na2O2
Número CAS:
Peso molecular:
77.98
Número CE:
Número MDL:
Código UNSPSC:
12352300
ID de substância PubChem:

grau

ACS reagent

Ensaio

≥93.0%

Formulário

beads
powder

adequação da reação

reagent type: oxidant

Impurezas

≤0.003% N compounds

pH

12.8 (20 °C, 100 g/L)

pf

460 °C (dec.) (lit.)

traços de ânion

chloride (Cl-): ≤0.002%
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.001%

traços de cátion

Fe: ≤0.005%
heavy metals (as Pb): ≤0.002%

cadeia de caracteres SMILES

[Na+].[Na+].[O-][O-]

InChI

1S/2Na.O2/c;;1-2/q2*+1;-2

chave InChI

PFUVRDFDKPNGAV-UHFFFAOYSA-N

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Outras notas

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Pictogramas

Flame over circleCorrosion

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Ox. Sol. 1 - Skin Corr. 1A

Código de classe de armazenamento

5.1A - Strongly oxidizing hazardous materials

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

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


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R J Calvert et al.
The American journal of clinical nutrition, 49(5), 901-903 (1989-05-01)
A safer method of oxidation of Cr2O3-containing fecal samples from transit-time studies was developed using sodium peroxide to replace perchloric acid as the oxidizing agent. The percentage recovery of Cr2O3 with this method was compared with that of perchloric acid
S Kesten et al.
Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology, 74(3), 269-273 (1995-03-01)
Atmospheric pollution has been proposed as one of the possible factors responsible for increases in asthma mortality and morbidity. We sought to examine whether we could demonstrate a relationship between emergency room visits for asthma and alterations in environmental conditions.
Christine Sedgley
Journal of the history of dentistry, 52(2), 61-65 (2004-08-06)
The concept of the germ theory of disease combined with the development of dentistry during the latter half of the 19th century had a direct effect on the practice of endodontics. The significance of root canal irrigation to endodontics strengthened
N C Verma et al.
Journal of environmental pathology, toxicology and oncology : official organ of the International Society for Environmental Toxicology and Cancer, 20(1), 1-7 (2001-02-24)
Saccharomyces cerevisiae shows altered radiation response under various stress conditions, such as nutrition depletion, nitrogen starvation, osmotic shock, heat shock, and mild chemical treatments. In general, the cells show higher levels of UV or gamma radiation resistance under the stress.
K J Sreeram et al.
Journal of environmental monitoring : JEM, 3(5), 526-530 (2001-11-07)
The processing of chromite ore is associated with the generation of large quantities of solid wastes containing chromium, which have been disposed of as landfill for many years. The mobilization and operational speciation of chromium contained in soils contaminated with

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