Phosphorus oxychloride
Physicochemical properties |
Color and smell status: colorless smoky liquid with pungent odor |
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Toxicity: Poisoning ???? |
Flammability: non-flammable ????? |
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Density: 1.675 |
Volatility: Volatile |
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Corrosion: strong corrosion |
Boiling point: 105.8℃ ???? | ||
Stability: unstable ???? |
Melting point: 1.25℃ ?? |
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Alkalinity or acidity：acidity |
Deliquescence: easy to decompose? |
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Flash point: 105.8 ℃? |
Solubility: soluble in alcohol, soluble in water |
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Moisture absorption: exposed to moist air, hydrolyzed to phosphoric acid and hydrogen chloride ???? |
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Various code |
CAS: 10025-87-3?? |
HS: 2812102000 |
EINECS：233-046-7 |
Uses |
Used in plasticizers, pesticides, dye intermediates, chlorinating agents, catalysts, and flame retardants.?Uses of electronic grade phosphorus oxychloride are mainly used for N-type dopant sources in the solar energy industry, integrated circuits, separation devices, and the semiconductor industry. The reaction effect is best at 0°C. |
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Hazard category |
Class 6.1 Toxic and Class 8 Dangerous Goods |
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Fire-fighting measures |
Fire extinguishing method: fire extinguishing agent: dry powder, dry sand.?Prohibition of water |
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Emergency treatment |
Skin contact: Take off contaminated clothing immediately and rinse with plenty of running water for at least 15 minutes.?Seek medical attention Eye contact: Lift the eyelid immediately, and rinse thoroughly with plenty of running water or normal saline for at least 15 minutes.?Seek medical attention Inhalation: quickly leave the scene to a place with fresh air.?Keep the airway unobstructed.?If breathing is difficult, give oxygen.?If breathing stops, give artificial respiration immediately.?Seek medical attention Ingestion: Rinse mouth with water, gastric lavage for those with no symptoms of corrosion.?Avoid taking oils.?Seek medical attention |
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Packaging, storage, transportation |
Plastic drums of 300 kg/drum, stored in a cool, dry and well-ventilated warehouse.?Keep away from fire and heat sources.?The storage temperature does not exceed 25℃, and the relative humidity does not exceed 75%.?The packaging must be sealed and protected from moisture.?Mixed shipment and transportation with reducing agents, active metal powders, alcohols, edible chemicals, etc. are strictly prohibited.?Transport as required by dangerous goods |
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