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Merck
CN

S9000

偏亚硫酸氢钠

ReagentPlus®, ≥99%

别名:

偏二亚硫酸钠, 焦亚硫酸钠

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关于此项目

线性分子式:
Na2S2O5
化学文摘社编号:
分子量:
190.11
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21
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产品线

ReagentPlus®

方案

≥99%

表单

powder

pH值(酸碱度)

4.5 (20 °C, 50 g/L)

mp

>300 °C (lit.)

SMILES字符串

[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 key

HRZFUMHJMZEROT-UHFFFAOYSA-L

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应用


  • 镰状红细胞健康指数:讨论了使用焦亚硫酸钠稳定红细胞进行高级计算分析,这对于镰状细胞病的诊断和治疗至关重要(Ansong-Ansongton YON, Adamson TD, 2024)。

  • 化学和热处理法干燥木薯块茎:探讨了焦亚硫酸钠在促进木薯干燥过程中的作用,重点是优化木薯的微观结构和脱水动力学,这对食品保存和加工至关重要(Nainggolan EA, Banout J, Urbanova K, 2023)。

  • 甘蔗阴离子生物絮凝剂:讨论了使用焦亚硫酸钠开发纯化蔗糖的生物絮凝剂,展示了其在提高糖加工行业可持续性方面的潜力((Leão S, Magalhães S, et al., 2023)。

其他说明

为固体,本品为焦亚硫酸钠,Na2S2O5。溶于水,生成 NaHSO 3

法律信息

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1

补充剂危害

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Alan Brelsford et al.
Current biology : CB, 30(2), 304-311 (2020-01-07)
Supergenes, clusters of tightly linked genes, play a key role in the evolution of complex adaptive variation [1, 2]. Although supergenes have been identified in many species, we lack an understanding of their origin, evolution, and persistence [3]. Here, we
David W Roberts et al.
Contact dermatitis, 66(3), 123-127 (2012-02-11)
Skin-sensitizing chemicals that cause allergic contact dermatitis do so by reacting with self-proteins such that the modified structure becomes antigenic. The reaction chemistry involved is well characterized, but there are exceptions, such as the occasional allergen sodium metabisulfite. To identify
Ivana Mara da Costa Machado Matos Carvalho et al.
Chemosphere, 82(7), 1056-1061 (2010-11-09)
Sodium metabisulfite is used in marine shrimp harvesting to prevent the occurrence of black spots. Shrimps are soaked in a sodium metabisulfite solution in ice, which is disposed of in sewages that run into marine canals, creating an environmental hazard.
Jeffrey N Hemenway et al.
Journal of pharmaceutical sciences, 101(9), 3305-3318 (2012-05-23)
A 2,4-dinitrophenylhydrazine (DNPH) precolumn derivatization high-performance liquid chromatography-ultraviolet detection (HPLC-UV) method was developed to quantify levels of formaldehyde and acetaldehyde in polyethylene glycol (PEG) solutions. Formic acid and acetic acid were quantified by HPLC-UV. Samples of neat and aqueous PEG
I U Nieves et al.
Bioresource technology, 102(13), 6959-6965 (2011-05-03)
Microaeration (injecting air into the headspace) improved the fermentation of hemicellulose hydrolysates obtained from the phosphoric acid pretreatment of sugarcane bagasse at 170°C for 10 min. In addition, with 10% slurries of phosphoric acid pretreated bagasse (180°C, 10 min), air

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