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799394

Sigma-Aldrich

亚硫酸氢钠

anhydrous, free-flowing, Redi-Dri, ACS reagent

同義詞:

酸式亚硫酸钠

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About This Item

經驗公式(希爾表示法):
NaHSO3
CAS號碼:
分子量::
104.06
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent
anhydrous

品質等級

產品線

Redi-Dri

形狀

powder

品質

free-flowing

濃度

≥58.5% SO2

雜質

≤0.005% insolubles

pH值

4.3 (10 g/L)

負離子痕跡

chloride (Cl-): ≤0.02%

正離子痕跡

Fe: ≤0.002%
heavy metals (as Pb): ≤0.001%

SMILES 字串

[Na+].OS([O-])=O

InChI

1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-2

InChI 密鑰

DWAQJAXMDSEUJJ-UHFFFAOYSA-L

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一般說明

亚硫酸氢钠是一种无机钠盐,通常被用作pH调节剂和还原剂。它被用作形成C-O和C-C键的廉价催化剂。

法律資訊

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

安全危害

儲存類別代碼

13 - Non Combustible Solids

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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