Merck
All Photos(1)

63136

Sigma-Aldrich

硫酸镁

puriss. p.a., drying agent, anhydrous, ≥98.0% (KT), powder (very fine)

Empirical Formula (Hill Notation):
MgSO4
CAS Number:
Molecular Weight:
120.37
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

200

等级

drying agent
puriss. p.a.

蒸汽密度

<0.01 (vs air)

蒸汽压

<0.1 mmHg ( 20 °C)

测定

≥98.0% (KT)

形式

powder (very fine)

缺失

≤2% loss on ignition, 600 °C

pH值(酸碱度)

~7.9 (25 °C, 50 g/L)

痕量阴离子

chloride (Cl-): ≤50 mg/kg
nitrate (NO3-): ≤40 mg/kg

痕量阳离子

Al: ≤20 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤400 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤10 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mn: ≤20 mg/kg
Mo: ≤5 mg/kg
NH4+: ≤20 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

一般描述

硫酸镁是一种无水镁盐。

应用

无水硫酸镁可在有机合成中用作干燥剂。由于其对水的高亲和性,无水硫酸镁可在后处理过程中去除有机提取物中的微量溶解水。它也可用作离线超临界流体萃取方法的干燥剂。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More Documents

SDS

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service