Merck
All Photos(1)

63140

Sigma-Aldrich

硫酸镁 七水合物

puriss. p.a., ACS reagent, ≥99.0% (KT)

Synonym(s):
泻盐
Linear Formula:
MgSO4 · 7H2O
CAS Number:
Molecular Weight:
246.47
EC 号:
MDL编号:
eCl@ss:
38030409
PubChem化学物质编号:
NACRES:
NB.24

质量水平

200

等级

ACS reagent
puriss. p.a.

蒸汽密度

<0.01 (vs air)

蒸汽压

<0.1 mmHg ( 20 °C)

测定

≥99.0% (KT)

形式

powder or crystals

杂质

≤0.005% insoluble matter

pH值(酸碱度)

5.0-8.2 (25 °C, 50 mg/mL in H2O)

痕量阴离子

chloride (Cl-): ≤5 mg/kg
nitrate (NO3-): ≤20 mg/kg

痕量阳离子

As: ≤0.1 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤1 mg/kg
K: ≤10 mg/kg
Mn: ≤5 mg/kg
NH4+: ≤20 mg/kg
Na: ≤10 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

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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Related Categories

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

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Certificate of Origin

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