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Merck
CN

MX0075

Magnesium sulfate

anhydrous powder Meets Reagent Specifications for testing USP/NF monographs GR

别名:

Magnesium Sulfate, Anhydrous, Sulfuric Acid Magnesium Salt, Epsom salts

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关于此项目

经验公式(希尔记法):
MgO4S
化学文摘社编号:
分子量:
120.37
UNSPSC Code:
12352302
EC Index Number:
231-298-2
MDL number:
Assay:
≥98.0% (complexometric)
Form:
powder
Solubility:
300 g/L
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产品名称

Magnesium sulfate, anhydrous powder Meets Reagent Specifications for testing USP/NF monographs GR

SMILES string

[Mg+2].[S](=O)(=O)([O-])[O-]

InChI

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

InChI key

CSNNHWWHGAXBCP-UHFFFAOYSA-L

assay

≥98.0% (complexometric)

form

powder

loss

≤2% loss on ignition

color

white

pH

7.9 (25 °C, 50 g/L in H2O)

mp

1124 °C (Lit.)

solubility

300 g/L

anion traces

chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.005%

cation traces

As: ≤0.001%
Ca: ≤0.04%
Fe: ≤0.001%
Mn: ≤0.001%
NH4+: ≤0.005%
heavy metals (as Pb): ≤0.001%

shipped in

ambient

storage temp.

room temp

Quality Level

相关类别

Analysis Note

Ammonium (NH4): 0.005% max
Arsenic (As): 0.001% max
Assay (complexometric): 98.0% min
Calcium (Ca): 0.04% max
Chloride (Cl): 0.001% max
Color: White
Form: Powder
Heavy metals (as Pb): 0.001% max
Iron (Fe): 0.001% max
Loss on ignition: 2.0% max
Manganese (Mn): 0.001% max
Nitrate (NO3): 0.005% max

Application


  • Determination of pesticide residues in soybeans using QuEChERS followed by deep eutectic solvent-based DLLME preconcentration prior to gas chromatography-mass spectrometry analysis.: This study highlights a novel application of magnesium sulfate in pesticide residue analysis, employing it within the QuEChERS method to enhance preconcentration and detection capabilities in agricultural chemistry (Petrarca et al., 2024).

存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

法规信息

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