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Merck

13142

Sigma-Aldrich

硫酸镁 七水合物

99.5-100.5% (calc. to the dried substance), meets analytical specification of Ph. Eur., BP,USP, FCC

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
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
eCl@ss:
38030409
PubChem物質ID:
NACRES:
NA.21
化驗:
99.5-100.5% (calc. to the dried substance)
形狀:
powder or crystals

蒸汽密度

<0.01 (vs air)

品質等級

蒸汽壓力

<0.1 mmHg ( 20 °C)

化驗

99.5-100.5% (calc. to the dried substance)

形狀

powder or crystals

品質

meets analytical specification of Ph. Eur., BP,USP, FCC

雜質

acidity or alkalinity, in accordance
organic volatile impurities, complies (GC)
residual solvents, complies
≤0.001 ppm heavy metals (as Pb)
≤0.004% free alkali (as MgO)
≤0.01% free acid (as H2SO4)

損耗

48.0-52.0% loss on drying, 450 °C

pH值

5.0-9.2 (25 °C, 5%)

負離子痕跡

chloride (Cl-): ≤150 mg/kg

正離子痕跡

As: ≤2 ppm
Fe: ≤20 ppm
Pb: ≤4 ppm
Se: ≤30 ppm

適合性

complies for appearance of solution

SMILES 字串

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 密鑰

WRUGWIBCXHJTDG-UHFFFAOYSA-L

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一般說明

硫酸镁七水合物是镁的水合盐。通过电子自旋共振(ESR)光谱研究确定了硫酸镁七水合物中(Cu(H2O)6)2+配合物的自旋哈密顿参数。已经报道了10种水合和无水形式的硫酸镁的拉曼光谱。它们的晶体结构和空间基团已通过拉曼和XRD(X线检查衍射)研究进行了评估。

應用


  • 贝莱斯芽孢杆菌BHZ-29发酵培养基和生长条件的优化:本研究将七水硫酸镁作为优化贝莱斯芽孢杆菌生长培养基的重要微量营养素,提高了其在农业生物防治应用中的生物活性和功效(Shi et al., 2024)。

  • 碱式硫酸镁水泥混凝土梁抗弯力学性能研究与模型分析:研究侧重于七水硫酸镁在硫酸镁水泥生产中的应用,这种水泥材料的抗弯强度和耐久性高,这对于可持续建筑实践至关重要(Mei et al., 2024)。

  • 解淀粉芽孢杆菌BS4对革兰氏阴性病原菌的抗菌活性研究:七水硫酸镁在这里用作生长培养基的组分,提高了抗菌化合物的生产,说明了它在支持微生物活性方面的作用,在生物技术和制药中具有潜在应用(Palacios-Rodriguez et al., 2024)。

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


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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ESR studies of (Cu(H2O)6)2+ in magnesium sulfate heptahydrate.
Radhakrishna S and Bhaskar Rao T.
Journal of Magnetic Resonance, 32(1), 71-81 (1978)
Sulfates on Mars: A systematic Raman spectroscopic study of hydration states of magnesium sulfates.
Wang A, et al.
Geochimica et Cosmochimica Acta, 70(24), 6118-6135 (2006)
Ran D Goldman et al.
Pediatrics, 132(6), e1634-e1641 (2013-11-28)
Vaso-occlusive episodes (VOEs) are the most common complication of sickle cell disease in children. Treatment with magnesium seems to improve cellular hydration and may result in reduced vaso-occlusion. This study aimed to determine if intravenous (IV) magnesium sulfate (MgSO4) reduces
D H Salinger et al.
BJOG : an international journal of obstetrics and gynaecology, 120(7), 894-900 (2013-03-28)
To compare magnesium sulphate concentrations achieved by intramuscular and intravenous regimens used for the prevention of eclampsia. Low-resource obstetric hospitals in Nagpur and Vellore, India. Pregnant women at risk for eclampsia due to hypertensive disease. A pharmacokinetic study was performed
Karen J Gibbins et al.
Obstetrics and gynecology, 121(2 Pt 1), 235-240 (2013-01-25)
Clinical trials support the efficacy and safety of magnesium sulfate for cerebral palsy prevention. We evaluated the implementation of a clinical protocol for the use of magnesium for cerebral palsy prevention in our large women's hospital, focusing on uptake, indications

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