跳轉至內容
Merck
全部照片(5)

重要文件

31448

Sigma-Aldrich

偏亚硫酸氢钠

puriss. p.a., ACS reagent, reag. Ph. Eur., dry, 98-100.5%

同義詞:

偏二亚硫酸钠, 焦亚硫酸钠

登入查看組織和合約定價


About This Item

線性公式:
Na2S2O5
CAS號碼:
分子量::
190.11
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NB.24

等級

ACS reagent
puriss. p.a.

品質等級

agency

reag. Ph. Eur.

化驗

98-100.5%

形狀

powder

品質

dry

雜質

≤0.01% thiosulfate (S2O3)

pH值

3.5-5.0 (20 °C, 5%)

mp

>300 °C (lit.)

負離子痕跡

chloride (Cl-): ≤50 mg/kg

正離子痕跡

As: ≤0.5 mg/kg
Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤5 mg/kg
Zn: ≤10 mg/kg

SMILES 字串

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

InChI

1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2

InChI 密鑰

HRZFUMHJMZEROT-UHFFFAOYSA-L

尋找類似的產品? 前往 產品比較指南

一般說明

偏亚硫酸氢钠(MBS,亚硫酸氢钠)是一种无机盐。它是二硫化(焦亚硫酸)的钠盐。它广泛用于纺织染色、摄影和造纸工业。它通常作为防腐剂添加到各种食品和葡萄酒中。

應用

在囊泡膜中心发生聚丁二烯的交联聚合过程中,偏亚硫酸氢钠可被用作引发剂。 在各种制备 6-羟基多巴胺的储备液的研究中,可以添加偏亚硫酸氢钠作为氧化剂。

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Eye Dam. 1

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


從最近期的版本中選擇一個:

分析證明 (COA)

Lot/Batch Number

未看到正確版本?

如果您需要一個特定的版本,您可以透過批號來尋找特定憑證。

已經擁有該產品?

您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

Zhiliang Cheng et al.
Langmuir : the ACS journal of surfaces and colloids, 24(15), 8169-8173 (2008-06-24)
The ability of chelated Gd to serve as an effective magnetic resonance (MR) contrast agent largely depends on fast exchange rates between the Gd-bound water molecules and the surrounding bulk water. Because water diffuses slowly across lipid bilayers, liposomes with
Johanne Louise Neiiendam et al.
Journal of neurochemistry, 91(4), 920-935 (2004-11-05)
The Neural Cell Adhesion Molecule (NCAM) plays a crucial role in development of the central nervous system regulating cell migration, differentiation and synaptogenesis. NCAM mediates cell-cell adhesion through homophilic NCAM binding, subsequently resulting in activation of the fibroblast growth factor
W Wright et al.
The American review of respiratory disease, 141(6), 1400-1404 (1990-06-01)
Sodium metabisulfite (MBS) is used as a preservative in food and wine and frequently triggers attacks of asthma. To determine the characteristics of responses to inhaled MBS, 30 asthmatic subjects and 16 nonasthmatic subjects inhaled MBS, in concentrations of 6.2
Eagleson M.
Concise Encyclopedia Chemistry, 337-337 (1994)
Laurie H L Sellings et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 23(15), 6295-6303 (2003-07-18)
Convergent evidence suggests that amphetamine (AMPH) exerts its rewarding and locomotor stimulating effects via release of dopamine in the nucleus accumbens. However, there is no consensus as to the relative contributions of core and medial shell subregions to these effects.

我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.

聯絡技術服務