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Merck
CN

650463

二氯甲烷

HPLC Plus, for HPLC, GC, and residue analysis, ≥99.9%, contains 50-150 ppm 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:
75-09-2
分子量:
84.93
UNSPSC Code:
12190000
NACRES:
NA.04
PubChem Substance ID:
329760022
EC Number:
200-838-9
Beilstein/REAXYS Number:
1730800
MDL number:
MFCD00000881
Grade:
HPLC Plus
Assay:
≥99.9%
Technique(s):
HPLC: suitable
gas chromatography (GC): suitable
Bp:
39.8-40 °C (lit.)
Vapor pressure:
24.45 psi ( 55 °C)
6.83 psi ( 20 °C)

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产品名称

二氯甲烷, HPLC Plus, for HPLC, GC, and residue analysis, ≥99.9%, contains 50-150 ppm amylene as stabilizer

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

InChI

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

SMILES string

ClCCl

grade

HPLC Plus

vapor density

2.9 (vs air)

vapor pressure

24.45 psi ( 55 °C)
6.83 psi ( 20 °C)

assay

≥99.9%

form

liquid

autoignition temp.

1223 °F

contains

50-150 ppm amylene as stabilizer

expl. lim.

22 %

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

impurities

≤ 1.0 ppb Fluorescence (quinine) at 365 nm
≤0.01% water

evapn. residue

≤0.0001%

halogenated residue

≤10 ng/L (as heptachlor epoxide)

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.)

λ

H2O reference

UV absorption

λ: 235 nm Amax: 1.0
λ: 240 nm Amax: 0.10
λ: 250 nm Amax: 0.02
λ: 300-400 nm Amax: 0.005

suitability

suitable for residue analysis

Quality Level

100

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Application

二氯甲烷可用于以下情况：

  • 使用分散液-液微萃取法(DLLME)从蜂蜜样品中提取新烟碱类化合物
  • 通过液相色谱-串联质谱(LC-MS/MS)分析超声溶剂萃取并净化的烘焙咖啡样品中7种杀虫剂残留
  • 基于DLLME的样品提取物的额外预浓缩，用于通过带有UV检测器的HPLC分析动物源食品中的三种酰氨醇类抗生素
  • 使用HPLC测定两种磺酰脲类除草剂时，去除获取的土壤样品提取物中有机相
  • 开发基于HPLC-安倍检测法分析液态和固态食品样品中三种氨基甲酸酯农药残留时，测试四种萃取溶剂
  • 通过基质固相分散法（MSPD）从蔬菜样品中提取苯菌酮再用HPLC分析

适用于HPLC、分光光度法、环境检测

Other Notes

Pure-Pac® II容器需要Micromatic MacroValve耦合器（Z560723）来分配溶剂。
农药残留分析（作为环氧七氯）<10 ng/L
探索最适于 HPLC 或 LC-MS 分析的 LiChropur 试剂

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。
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Legal Information

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Warning

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

wgk

WGK 2

flash_point_f

does not flash

flash_point_c

does not flash

法规信息

危险化学品
此项目有

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SHBT4151
MKCZ2950
MKCX5628
MKCX5627
MKCX1300

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Rodney C Baker et al.
Methods in enzymology, 538, 89-105 (2014-02-18)
Mass spectrometry technology has enabled significant advances in detailing the alterations of the lipidome in response to pathological conditions or experimental manipulations. Lipids comprise a wide range of compounds with functions that include structural, intracellular signaling, trafficking, and storage. Characterization
Jane A Mullaney et al.
Journal of agricultural and food chemistry, 61(12), 3039-3046 (2013-03-07)
Glucosinolates from the genus Brassica can be converted into bioactive compounds known to induce phase II enzymes, which may decrease the risk of cancers. Conversion via hydrolysis is usually by the brassica enzyme myrosinase, which can be inactivated by cooking
Daniela Giustarini et al.
Nature protocols, 8(9), 1660-1669 (2013-08-10)
This protocol describes a procedure for determining glutathione (GSH) and glutathione disulfide (GSSG) concentrations in blood and other tissues. Artifactual oxidation to GSSG of 5-15% of the GSH found in a sample can occur during deproteination of biological samples with
Dichloromethane photodegradation using titanium catalysts.
Tanguay JF, et al.
Tanguay JF, et al.
J. Catal., 117(2), 335-347 (1989)
Glassy dynamics and glass transition in thin polymer layers of PMMA deposited on different substrates.
Erber M, et al.
Macromolecules, 43(18), 7729-7733 (2010)
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