CH2Cl2

Keywords：

Coating solvent

Subclassification：

Methane Chloride

Hotline：

86-570-3830909

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CH2Cl2

Use

Dichloromethane has the advantages of strong solubility and low toxicity, and is widely used in the manufacture of safe film and polycarbonate. The rest used as coating solvent, metal degreaser aerosol spray agent, polyurethane foaming agent, release agent, paint stripper. Dichloromethane as a colorless liquid bar, in the pharmaceutical industry as a reaction medium, used for the preparation of ampicillin, oxicillin and vanguard amycin, etc. It is also used as solvent in film production, petroleum dewaxing solvent, aerosol propellant, organic synthetic extraction agent, foaming agent and metal cleaning agent for polyurethane and other foam plastics production.

Physical property

Relative molecular weight: 84.93
At room temperature and pressure is colorless transparent volatile liquid, with irritating odor similar to ether: melting point: -95.1℃, boiling point: 39.8℃, relative density: 1.3266 (80/4℃) is dissolved in about 50 times water, soluble in phenol, aldehyde, ketone, glacial acetic acid, triethyl phosphate, ethyl acetoacetate, cyclohexamine, mixed with other chlorinated hydrocarbon solvents ethanol, ether and N, n-dimethylformamide

Quality index

Project		Index
Project		Superior product	First-class product	Qualified product
Character		Colorless, clear, no suspended matter, no mechanical impurities of the liquid
The mass fraction of CH2Cl2	w/% ≥	99.9	99.5	99.2
The mass fraction of water	w/% ≤	0.01	0.02	0.03
Evaporative residue	w/% ≤	0.0004		0.0008
Mass fraction of acid in hcl	w/% ≤	0.0005		0.0001
Chroma /Hazen unit (Pt-Co color number)	≤	10

Packing specification

This product uses galvanized drum or original steel drum, coated with protective layer steel drum fire tank truck airtight packaging, should be stored in a dry and ventilated place, avoid the sun.
Packing specification: Steel drum 200L, tank truck