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모든 사진(3)

Key Documents

31445

Sigma-Aldrich

Sodium peroxide

puriss. p.a., ACS reagent, reag. ISO, ≥95%

동의어(들):

Sodium superoxide

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About This Item

실험식(Hill 표기법):
Na2O2
CAS Number:
Molecular Weight:
77.98
EC Number:
MDL number:
UNSPSC 코드:
12352304
PubChem Substance ID:
NACRES:
NA.21

Grade

ACS reagent

Quality Level

Agency

reag. ISO

grade

puriss. p.a.

분석

≥95%

형태

powder

불순물

≤0.002% heavy metals (as Pb)
≤0.003% total nitrogen (N)

pH

12.8 (20 °C, 100 g/L)

mp

460 °C (dec.) (lit.)

음이온 미량물

chloride (Cl-): ≤20 mg/kg
phosphate (PO43-): ≤5 mg/kg
sulfate (SO42-): ≤10 mg/kg

양이온 미량물

Al: ≤10 mg/kg
Fe: ≤20 mg/kg

SMILES string

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

InChI

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

InChI key

PFUVRDFDKPNGAV-UHFFFAOYSA-N

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관련 카테고리

일반 설명

Sodium peroxide (Sodium superoxide) has been synthesized by the matrix reaction of sodium atoms and oxygen molecules at high dilution in argon. Its IR spectral studies have been reported.

애플리케이션

Sodium peroxide may be used for the isotope dilution inductively coupled plasma mass spectrometric quantification of Ru, Pd, Ir, Pt and rare earth elements (such as Y, Th, Zr, Hf, Nb and Ta) in various geological samples.

픽토그램

Flame over circleCorrosion

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Ox. Sol. 1 - Skin Corr. 1A

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


시험 성적서(COA)

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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Determination of platinum, palladium, ruthenium and iridium in geological samples by isotope dilution inductively coupled plasma mass spectrometry using a sodium peroxide fusion and tellurium coprecipitation
Enzweiler J, et al.
Analyst, 120(5), 1391-1396 (1995)
Determination of Rare Earth Elements, Y, Th, Zr, Hf, Nb and Ta in Geological Reference Materials G-2, G-3, SCo-1 and WGB-1 by Sodium Peroxide Sintering and Inductively Coupled Plasma-Mass Spectrometry.
Meisel T, et al.
Geostandards Newsletter, 26(1), 53-61 (2002)
Infrared spectra and bonding in the sodium superoxide and sodium peroxide molecules.
Andrews L.
The Journal of Physical Chemistry, 73(11), 3922-3928 (1969)
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
Tianji Li et al.
Environmental science & technology, 39(24), 9665-9668 (2006-02-16)
We tested a mixture of NaOH and carbon and found it to react rapidly with NO gas, thus demonstrating a promising new method of flue gas denitrification (FGD). We determined the reaction products: gas phases were analyzed by GC-MS and

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