Phosphorus oxychloride
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CAS
10025-87-3
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POCl3
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RTECS
TH4897000
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Synonyms & Trade Names
Phosphorus chloride, Phosphorus oxytrichloride, Phosphoryl chloride
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DOT ID & Guide
1810 / 137
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Exposure
Limits
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NIOSH REL: TWA 0.1 ppm (0.6 mg/m3) ST 0.5 ppm (3 mg/m3)
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
1 ppm = 6.27 mg/m3
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Physical Description
Clear, colorless to yellow, oily liquid with a pungent & musty odor. [Note: A solid below 34°F.]
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MW: 153.3
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BP: 222°F
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FRZ: 34°F
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Sol: Decomposes
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VP(81°F): 40 mmHg
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IP: ?
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Sp.Gr(77°F): 1.65
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Fl.P: NA
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UEL: NA
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LEL: NA
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Noncombustible Liquid, but may set fire to combustible materials.
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Incompatibilities & Reactivities
Water, combustible materials, carbon disulfide, dimethyl-formamide, metals (except nickel & lead) [Note: Decomposes in water to hydrochloric & phosphoric acids.]
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Measurement Methods
None available
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, respiratory system; eye, skin burns; dyspnea (breathing difficulty), cough, pulmonary edema; dizziness, headache, lassitude (weakness, exhaustion); abdominal pain, nausea, vomiting; nephritis
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Target Organs
Eyes, skin, respiratory system, central nervous system, kidneys
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See also: INTRODUCTION
See ICSC CARD: 0190 |
