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Merck

940518

Sigma-Aldrich

硫酸镁 七水合物

new
greener alternative

≥99.9% trace metals basis

别名:

泻盐

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About This Item

线性分子式:
MgSO4 · 7H2O
CAS号:
分子量:
246.47
MDL编号:
UNSPSC代码:
12141502

蒸汽密度

<0.01 (vs air)

质量水平

蒸汽压

<0.1 mmHg ( 20 °C)

类型

(High purity Salts)

方案

≥98% (EDTA titration)
≥99.9% trace metals basis

表单

powder or crystals

环保替代产品特性

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

颜色

white to off-white

溶解性

water: soluble

痕量阴离子

chloride (Cl-): ≤20 ppm
nitrate (NO3-): ≤50 ppm

痕量阳离子

Al: ≤10 ppm
Ca: ≤10 ppm
Cd: ≤10 ppm
Cr: ≤10 ppm
Fe: ≤10 ppm
K: ≤10 ppm
Na: ≤30 ppm
Ni: ≤10 ppm
Pb: ≤10 ppm
Si: ≤10 ppm
Zn: ≤10 ppm

环保替代产品分类

储存温度

room temp

SMILES字符串

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

InChI

1S/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2

InChI key

WRUGWIBCXHJTDG-UHFFFAOYSA-L

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一般描述

Magnesium Sulfate heptahydrate, commonly known as Epsom salt, is a white crystalline solid. It is highly soluble in water, forming a solution that is commonly used in various applications such as bath salts, fertilizers, and as a component in certain medical treatments. However, it is insoluble in ethanol. It is the source of Magnesium and sulfur.
We are committed to bringing you Greener Alternative Products, which belongs to one of the four categories of greener alternatives. Magnesium sulfate heptahydrate is an eco-friendly composite sorbent in macro cellular foams for thermo-chemical energy storage in solar buildings. Its high latent heat capacity and non-toxic properties enhance energy efficiency, promote renewable energy use, and support sustainable building practices. Click here for more information.

应用

Magnesium Sulfate heptahydrate is found as a salt of high energy storage and sorption capacity. It was embedded in the polymeric matrix to form a foam for energy storage which prevents issue of swelling, agglomeration, and/or deliquescence of the salt during its de/hydration process. [,] Researchers are developing new adsorbents for removing toxic dyes from wastewater using Magnesium Sulfate heptahydrate. It is essential for creating porous MgAl-layered double hydroxide (LDH)/carbon fiber composites and MgFe2O4/γ-Fe2O3 magnetic microspheres. These composites effectively adsorb Congo red dye through a combination of biotemplating and pollen template.[,]

储存分类代码

11 - Combustible Solids

WGK

WGK 1

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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访问文档库

MgSO4?7H2O filled macro cellular foams: An innovative composite sorbent for thermo-chemical energy storage applications for solar buildings Author links open overlay panel
Brancato V, et al.
Solar Energy, 173 , 1278-1286 (2018)
Water Transport in MgSO4?7H2O During Dehydration in View of Thermal Storage
P. A. J. Donkers, et al.
The Journal of Physical Chemistry C, 119 (2015)
A hierarchically porous MgFe2O4/?-Fe2O3 magnetic microspheres for efficient removals of dye and pharmaceutical from water
Lu L, et al.
Chemical Engineering Journal, 283, 524-534 (2016)
Biotemplated Fabrication of 3D Hierarchically Porous MgAl-LDH/CF Composites with Effective Adsorption of Organic Dyes from Wastewater
Sun Q, et al.
Industrial & Engineering Chemistry Research, 59(38), 16838?16850-16838?16850 (2020)

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