Merck
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34856

Sigma-Aldrich

二氯甲烷

suitable for HPLC, ≥99.8%, contains amylene as stabilizer

Synonym(s):
二氯甲烷, 亚甲基氯
Empirical Formula (Hill Notation):
CH2Cl2
CAS Number:
Molecular Weight:
84.93
Beilstein:
1730800
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.04

质量水平

100

蒸汽密度

2.9 (vs air)

蒸汽压

24.45 psi ( 55 °C)
6.83 psi ( 20 °C)

测定

≥99.8%

形式

liquid

自燃温度

1223 °F

包含

amylene as stabilizer

expl. lim.

22 %

technique(s)

HPLC: suitable

杂质

free chlorine, in accordance
≤0.001% free acid (as HCl)
≤0.001% non-volatile matter
≤0.02% water (Karl Fischer)

颜色

APHA: ≤10

透射比

235 nm, ≥20%
240 nm, ≥50%
245 nm, ≥80%
260 nm, ≥98%

折射率

n20/D 1.424 (lit.)

bp

39.8-40 °C (lit.)

mp

−97 °C (lit.)

密度

1.325 g/mL at 25 °C (lit.)

吸光度

in accordance

application(s)

food and beverages

SMILES string

ClCCl

InChI

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

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

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一般描述

二氯甲烷已经检测作为二吡啶-铬(VI)氧化物的溶剂介质。可溶性据报道为12.5g/100ml。对加载于活性炭载体上的TiO2量对二氯甲烷的光分解的作用已得到了研究。

应用

二氯甲烷可用于超声浴,用于可用于电介质研究的无规立构PMMA(聚(甲基丙烯酸甲酯))上铝涂层的清洗和保护。

包装

50 L in Pure-Pac™ 2
200 L in Pure-Pac™ 2
100 mL in glass bottle
1, 6×1, 4×2.5, 4, 4×4 L in glass bottle
200 L in Pure-Pac™ 1
18 L in Pure-Pac™ 1

制备说明

产品经0.2 μm滤器过滤

其他说明

Pure-Pac®II容器需要Micromatic MacroValve耦合器用于溶剂的配送,Z560723。
重要通知
  • 货号 34856-4X2.5L的产品即将停产。请订购34856-2.5L单瓶装,因为其具体参数与上述产品本质相同。
  • 货号34855-6X1L的产品即将停产。请订购34856-1L单瓶装,因为其物理参数与上述产品本质相同。

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法律信息

Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC

象形图

Exclamation markHealth hazard

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

Certificate of Analysis

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Certificate of Origin

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