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Merck
CN

02575

Dichloromethane

analytical standard

Synonym(s):

Methylene chloride

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About This Item

Empirical Formula (Hill Notation):
CH2Cl2
CAS Number:
75-09-2
Molecular Weight:
84.93
UNSPSC Code:
12352101
NACRES:
NA.24
PubChem Substance ID:
329747461
EC Number:
200-838-9
Beilstein/REAXYS Number:
1730800
MDL number:
MFCD00000881

Key Documents

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Product Name

Dichloromethane, analytical standard

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

InChI

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

SMILES string

ClCCl

grade

analytical standard

vapor density

2.9 (vs air)

vapor pressure

24.45 psi ( 55 °C)
6.83 psi ( 20 °C)

assay

≥99.9% (GC)

autoignition temp.

1223 °F

shelf life

limited shelf life, expiry date on the label

contains

0.002% amylene as stabilizer

expl. lim.

22 %

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

refractive index

n20/D 1.424 (lit.)
n20/D 1.424

bp

39.8-40 °C (lit.)

mp

−95 °C (lit.)

density

1.325 g/mL at 25 °C (lit.)

application(s)

agriculture
cleaning products
cosmetics
environmental
food and beverages
personal care

format

neat

Quality Level

100

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Application

Dichloromethane may be used as an analytical reference standard for the determination of the analyte in spice oleoresins, biological samples as well as decaffeinated instant and ground coffee samples by gas chromatography (GC) technique.

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

Storage Class

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

ppe

Eyeshields, Faceshields, Gloves

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN0918
BCCM3812
BCCL6243
BCCJ4493
BCCG8310

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Gas chromatographic determination of residual methylene chloride and trichloroethylene in decaffeinated instant and ground coffee with electrolytic conductivity and electron capture detection
Page BD and Charbonneau CF
Journal of the Association of Official Analytical Chemists, 60(3), 710-715 (1977)
Capillary gas chromatography with cryogenic oven temperature for headspace samples: analysis of chloroform or methylene chloride in whole blood
Watanabe K, et al.
Analytical Chemistry, 69(24), 5178-5181 (1997)
Determination of methylene chloride, ethylene dichloride, and trichloroethylene as solvent residues in spice oleoresins, using vacuum distillation and electron capture gas chromatography
Page BD and Kennedy BPC
Journal of the Association of Official Analytical Chemists, 58(5), 1062-1068 (1975)
Guides, indexes, directory
Stellman, Jeanne Mager
Encyclopaedia of Occupational Health and Safety: Guides, indexes, directory, Jan 01, 104-104 (1998)
Jeanne Mager Stellman
Encyclopaedia of Occupational Health and Safety: Guides, indexes, directory, 104, 242-242 (1998)
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