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Merck
CN

DX0837

Supelco

二氯甲烷

OmniSolv® HR-GC

别名:

亚甲基氯

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About This Item

经验公式(希尔记法):
CH2Cl2
CAS Number:
分子量:
84.93
Beilstein:
1730800
MDL编号:
UNSPSC代码:
12352101
EC索引号:
200-838-9
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蒸汽密度

2.9 (vs air)

质量水平

蒸汽压

24.45 psi ( 55 °C)
6.83 psi ( 20 °C)

产品线

OmniSolv®

方案

≥99.9% (GC)

表单

liquid

自燃温度

1223 °F

expl. lim.

22 %

技术

gas chromatography (GC): suitable

杂质

≤0.01% Water (H2O)
≤0.2 μeq/g Titrable acid

蒸发残留物

≤1 ppm

颜色

APHA: ≤5

折射率

n20/D 1.424 (lit.)

pH值(酸碱度)

7 (20 °C)

沸点

39.8-40 °C (lit.)

mp

-95 °C
−95 °C (lit.)

密度

1.325 g/mL at 25 °C (lit.)

运输

ambient

储存温度

room temp

SMILES字符串

ClCCl

InChI

1S/CH2Cl2/c2-1-3/h1H2

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

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一般描述

Dichloromethane, also known as methylene chloride, is a polar organochlorine compound. It is a colorless, volatile, and high-density liquid that is miscible with many organic solvents. As a result, it is widely used as a solvent in products such as polymers, adhesives and paints.

应用

Dichloromethane is used as
  • A solvent to prepare mobile phase in Liquid chromatography.
  • Extraction solvent in the decaffeination of coffee and as a paint stripper.
  • Solvent lipid extraction to determine the lipid classes and fatty acids in samples.
  • An elution solvent in flash chromatography.
OmniSolv® HR-GC
Stabilized with an alkene.

包装

M-Bottle for Solvents
As a global leader in lab reagents, we are constantly looking for new ways to optimize the safety of our products. The newly developed 4L solvent bottle design features advanced sealing technology that eliminates leaks to make the handling of solvents safer and more convenient than ever before.
See all the new features here!

分析说明

AppearanceClear liquid, free from particulatesAssay (GC)99.9% minCap. ECD responsive substances as PCNB (peak)2ng/L maxCap. ECD responsive substances as PCNB (total)20ng/L maxCap. FID responsive substances as decane (peak)1µg/L maxCap. FID responsive substances as decane (total)10µg/L maxColor (APHA)5 maxEvaporation residue1ppm maxFree halogensPasses testTitrable acid0.2µeq/g maxWater (H2O)0.01% max
Evaporation Number: 1.9

法律信息

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

象形图

Health hazardExclamation mark

警示用语:

Warning

危险分类

Carc. 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Central nervous system

储存分类代码

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 2

闪点(°F)

does not flash

闪点(°C)

does not flash


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