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Merck
CN

1.06051

Dichloromethane

dried (max. 0.004% H2O) SeccoSolv

Synonym(s):

DCM, Methylene chloride, Methylene dichloride, Methylene chloride

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About This Item

Empirical Formula (Hill Notation):
CH2Cl2
CAS Number:
Molecular Weight:
84.93
EC Index Number:
200-838-9
UNSPSC Code:
12191502
Beilstein/REAXYS Number:
1730800
MDL number:
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vapor density

2.9 (vs air)

vapor pressure

24.45 psi ( 55 °C), 6.83 psi ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

1223 °F, 605 °C (DIN 51794)

potency

1600 mg/kg LD50, oral (Rat), >2000 mg/kg LD50, skin (Rat)

contains

~50 ppm 2-methyl-2-butene as stabilizer

expl. lim.

22 %

impurities

≤0.0002 meq/g Alkalinity, ≤0.0005 meq/g Acidity, ≤0.004% Water, ≤0.01% Carbon tetrachloride (GC), ≤0.01% Chloroform (GC)

evapn. residue

≤10 mg/L

color

APHA: ≤10

refractive index

n20/D 1.424 (lit.)

bp

39.8-40 °C (lit.)

mp

-95 °C, −95 °C (lit.)

density

1.325 g/mL at 25 °C (lit.)

SMILES string

ClCCl

InChI

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

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

General description

SeccoSolv ready-to-use dried solvents fulfill even the most stringent requirements. They are produced using specially selected distillation methods that ensure consistently high dryness and batch-to-batch consistency. To protect the quality of these products even better from potential contaminants, our new SeccoSept septum seal cap provides multiple layers of protection to keep solvents in flawless condition before, during, and after removal.

Analysis Note

Evaporation Number: 1.9
Purity (GC): ≥ 99.9 %
Identity (IR): conforms
Color: ≤ 10 Hazen
Acidity: ≤ 0.0005 meq/g
Alkalinity: ≤ 0.0002 meq/g
Chloroform (GC): ≤ 0.01 %
Carbon tetrachloride (GC): ≤ 0.01 %
Evaporation residue: ≤ 10 mg/l
Water: ≤ 0.004 %
The product is stabilized with about 50 ppm 2-methyl-2-butene

Legal Information

SECCOSOLV is a trademark of Merck KGaA, Darmstadt, Germany


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pictograms

Health hazardExclamation mark

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

Regulatory Information

新产品

This item has



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