Phosphorus oxychloride
Synonyms & Trade Names
Phosphorus chloride [Phosphorus oxychloride], Phosphorus oxytrichloride, Phosphoryl chloride
Exposure Limits
Measurement Methods
Physical Description
Clear, colorless to yellow, oily liquid with a pungent & musty odor.
[Note: A solid below 34°F.]
Molecular Weight
153.3
Boiling Point
222°F
Freezing Point
34°F
Solubility
Decomposes
Vapor Pressure
(81°F): 40 mmHg
Ionization Potential
?
Specific Gravity
(77°F): 1.65
Flash Point
NA
Upper Explosive Limit
NA
Lower Explosive Limit
NA
Noncombustible Liquid, but may set fire to combustible materials.
Incompatibilities & Reactivities
Water, combustible materials, carbon disulfide, dimethyl-formamide, metals (except nickel & lead)
[Note: Decomposes in water to hydrochloric & phosphoric acids.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
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
Target Organs
Eyes, skin, respiratory system, central nervous system, kidneys
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
Provide:Eyewash, Quick drench
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
Provide:Eyewash, Quick drench
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Water flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Eye:Irrigate immediately
Skin:Water flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
See also
INTRODUCTION
ICSC CARD: 0190
Page last reviewed: October 30, 2019
Content
source: National Institute for Occupational Safety and Health