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31445

Sigma-Aldrich

过氧化钠

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

同義詞:

超氧化钠

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About This Item

經驗公式(希爾表示法):
Na2O2
CAS號碼:
分子量::
77.98
EC號碼:
MDL號碼:
分類程式碼代碼:
12352304
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent
puriss. p.a.

agency

reag. ISO

化驗

≥95%

形狀

powder

雜質

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

pH值

12.8 (20 °C, 100 g/L)

mp

460 °C (dec.) (lit.)

負離子痕跡

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

正離子痕跡

Al: ≤10 mg/kg
Fe: ≤20 mg/kg

SMILES 字串

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

InChI

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

InChI 密鑰

PFUVRDFDKPNGAV-UHFFFAOYSA-N

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一般說明

过氧化钠(超氧化钠)已通过钠原子和氧分子在氩气中高度稀释的基质反应合成的。已经报道了它的红外光谱研究。

應用

过氧化钠可用于同位素稀释电感耦合等离子体质谱法测定各种地质样品中Ru、Pd、Ir、Pt和稀土元素(如Y、Th、Zr、Hf、Nb和Ta)的含量。

象形圖

Flame over circleCorrosion

訊號詞

Danger

危險聲明

危險分類

Ox. Sol. 1 - Skin Corr. 1A

儲存類別代碼

5.1A - Strongly oxidizing hazardous materials

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析證明 (COA)

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Geostandards Newsletter, 26(1), 53-61 (2002)
R J Calvert et al.
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