Merck
All Photos(1)

1.05819

Supelco

乙酸镁四水合物

for analysis EMSURE® ACS,Reag. Ph Eur

Synonym(s):
乙酸镁四水合物
Linear Formula:
(CH3COO)2Mg · 4 H2O
CAS Number:
Molecular Weight:
214.45
MDL编号:
EC索引号:
205-554-9

等级

ACS reagent

质量水平

Agency

reag. Ph. Eur.

产品线

EMSURE®

检测方案

99.5-102.0% (complexometric)

形式

solid

杂质

≤0.005% Insoluble matter

pH值(酸碱度)

6.1 (20 °C, 50 g/L in H2O)

mp

80 °C

溶解性

1200 g/L

密度

1.45 g/cm3

堆积密度

510 kg/m3

痕量阴离子

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.001%

痕量阳离子

Ba: ≤0.001%
Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0001%
K: ≤0.005%
Mn: ≤0.001%
Na: ≤0.001%
Sr: ≤0.005%
Zn: ≤0.0002%
heavy metals (as Pb): ≤0.0005%

储存温度

2-30°C

InChI

1S/2C2H4O2.Mg.4H2O/c2*1-2(3)4;;;;;/h2*1H3,(H,3,4);;4*1H2/q;;+2;;;;/p-2

InChI key

XKPKPGCRSHFTKM-UHFFFAOYSA-L

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This Item
228648M0631M5661
Magnesium acetate tetrahydrate for analysis EMSURE® ACS,Reag. Ph Eur

Supelco

1.05819

乙酸镁四水合物

Magnesium acetate tetrahydrate ≥99%, ReagentPlus®

Sigma-Aldrich

M0631

乙酸镁 四水合物

Magnesium acetate tetrahydrate for molecular biology, ≥99%

Sigma-Aldrich

M5661

乙酸镁 四水合物

grade

ACS reagent

grade

ACS reagent

grade

-

grade

for molecular biology

assay

99.5-102.0% (complexometric)

assay

≥98%, 98.0-102.0% (ACS specification)

assay

≥99%

assay

≥99%

form

solid

form

solid

form

powder, solid

form

solid

impurities

≤0.005% Insoluble matter

impurities

≤0.001% N compounds, ≤0.005% insolubles

impurities

-

impurities

-

pH

6.1 (20 °C, 50 g/L in H2O)

pH

-

pH

-

pH

-

mp

80 °C

mp

72-75 °C (lit.)

mp

72-75 °C (lit.)

mp

72-75 °C (lit.)

分析说明

含量测定(配位滴定法):99.5 - 102.0 %
不溶物: ≤ 0.005 %
氯化物(Cl): ≤ 0.001 %
硫酸盐(SO₄): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Ba(钡): ≤ 0.001 %
Ca(钙): ≤ 0.001 %
Cu(铜): ≤ 0.0005 %
Fe(铁): ≤ 0.0001 %
K(钾): ≤ 0.005 %
Mn(锰): ≤ 0.001 %
Na(钠): ≤ 0.001 %
Sr(锶): ≤ 0.005 %
Zn(锌): ≤ 0.0002 %
符合ACS,Reag.Ph Eur

法律信息

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable


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