34856
二氯甲烷
suitable for HPLC, ≥99.8%, contains amylene as stabilizer
别名:
二氯甲烷, 亚甲基氯
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关于此项目
经验公式（希尔记法）:
CH2Cl2
化学文摘社编号:
分子量:
84.93
UNSPSC Code:
41116105
NACRES:
NA.04
PubChem Substance ID:
EC Number:
200-838-9
Beilstein/REAXYS Number:
1730800
MDL number:
Assay:
≥99.8%
Grade:
HPLC grade
Technique(s):
HPLC: suitable
Bp:
39.8-40 °C (lit.)
Vapor pressure:
24.45 psi ( 55 °C), 6.83 psi ( 20 °C)
InChI key
YMWUJEATGCHHMB-UHFFFAOYSA-N
InChI
1S/CH2Cl2/c2-1-3/h1H2
SMILES string
ClCCl
grade
HPLC grade
vapor density
2.9 (vs air)
vapor pressure
24.45 psi ( 55 °C), 6.83 psi ( 20 °C)
assay
≥99.8%
form
liquid
autoignition temp.
1223 °F
contains
amylene as stabilizer
expl. lim.
22 %
Quality Level
technique(s)
HPLC: suitable
impurities
free chlorine, in accordance, ≤0.001% free acid (as HCl), ≤0.001% non-volatile matter, ≤0.02% water (Karl Fischer)
color
APHA: ≤10
transmittance
235 nm, ≥20%, 240 nm, ≥50%, 245 nm, ≥80%, 260 nm, ≥98%
refractive index
n20/D 1.424 (lit.)
bp
39.8-40 °C (lit.)
mp
−95 °C (lit.)
density
1.325 g/mL at 25 °C (lit.)
absorption
in accordance
application(s)
food and beverages
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General description
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。
Packaging
溶剂用M瓶(M-Bottle for Solvents)
作为实验室试剂的全球领导者，我们始终如一地不断探索提高产品安全性的新方法。新开发4L溶剂瓶采用先进的密封技术消除漏液，让溶剂处理变得更加安全和便利。
了解所有最新设计！
作为实验室试剂的全球领导者，我们始终如一地不断探索提高产品安全性的新方法。新开发4L溶剂瓶采用先进的密封技术消除漏液，让溶剂处理变得更加安全和便利。
了解所有最新设计！
查看可回收的容器产品。
Preparation Note
产品经0.2 μm滤器过滤
Other Notes
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。
Pure-Pac®II容器需要Micromatic MacroValve耦合器用于溶剂的配送，Z560723。
Legal Information
Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany
signalword
Warning
hcodes
Hazard Classifications
Carc. 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Central nervous system
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
法规信息
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