Phosphorus pentachloride
|
CAS
10026-13-8
|
PCl5
|
RTECS
TB6125000
|
Synonyms & Trade Names
Pentachlorophosphorus, Phosphoric chloride, Phosphorus perchloride
|
DOT ID & Guide
1806 / 137
|
Exposure
Limits
|
NIOSH REL: TWA 1 mg/m3
|
|
OSHA PEL: TWA 1 mg/m3
|
IDLH
70 mg/m3
See: 10026138
|
Conversion
|
Physical Description
White to pale-yellow, crystalline solid with a pungent, unpleasant odor.
|
MW: 208.3
|
BP: Sublimes
|
MLT: 324°F (Sublimes)
|
Sol: Reacts
|
VP(132°F): 1 mmHg
|
IP: ?
|
|
Sp.Gr: 3.60
|
Fl.P: NA
|
UEL: NA
|
LEL: NA
|
|
|
Noncombustible Solid
|
Incompatibilities & Reactivities
Water, magnesium oxide, chemically-active metals such as sodium & potassium, alkalis, amines [Note: Hydrolyzes in water (even in humid air) to form hydrochloric acid & phosphoric acid. Corrosive to metals.]
|
Measurement Methods
NIOSH S257 (II-5)
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: Daily
Provide: Eyewash, Quick drench
|
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
|
Respirator Recommendations
NIOSH/OSHA
Up to 10 mg/m3:
(APF = 10) Any supplied-air respirator*
Up to 25 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*
Up to 50 mg/m3:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Up to 70 mg/m3:
(APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus
Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
|
Exposure Routes
inhalation, ingestion, skin and/or eye contact
|
Symptoms
Irritation eyes, skin, respiratory system; bronchitis; dermatitis
|
Target Organs
Eyes, skin, respiratory system
|
|
See also: INTRODUCTION
See ICSC CARD: 0544 See MEDICAL TESTS: 0189
|
