| CAS No.: | 75-09-2 |
|---|---|
| Formula: | CH2cl2 |
| EINECS: | 200-838-9 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Liquid |
| Quality: | Industrial |
| Customization: |
|---|
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Audited Supplier Methylene Chloride is an organic compound with the chemical formula CH2Cl2, is a colorless and transparent liquid with a pungent odor similar to ether. Slightly soluble in water, soluble in ethanol and ether, it is a non-flammable low-boiling point solvent under normal use conditions, and when its vapor becomes high concentration in high-temperature air, a weakly flammable mixed gas will be formed, which is often used to replace flammable Petroleum ether, ether, etc.
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Product Name |
Methylene chloride / Dichloromethane |
Brand |
RunZe |
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Lot No |
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Sampling Site |
Storehouse |
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Inspection Standard |
GB4118-92 |
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Item |
Units |
Qualified Result |
Inspection Result |
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Appearance |
Colorless and clear liquid |
Colorless and clear liquid |
|
|
Purity |
≥ |
99. 95% |
99.99% |
|
Relative Density 20ºC (g/cm³) |
-- |
1.31-1.33 |
1.325 |
|
Chroma (APHA) |
≤ |
10 |
5 |
|
Moisture |
≤ |
0.010% |
0.006% |
|
Acidity (as HCL) |
≤ |
0.0008% |
0.0004% |
|
Chloride |
≤ |
0.0005% |
0.0001% |
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Residue on evaporation |
≤ |
0.002% |
0.0015% |
|
Acidity (as HCL) |
≤ |
0.0008% |
0.0004% |
1. It is used for grain fumigation and refrigeration of low-pressure freezers and air-conditioning units.
2. Used as solvent, extractant and mutagen.
3, for the electronics industry. Often used as a cleaning and degreasing agent.
4. It is used as dental local anesthetic, refrigerant, fire extinguishing agent, cleaning and degreasing agent for metal surface paint layer and film release agent.
5. Used as an intermediate in organic synthesis.
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