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| Phosphorus pentachloride | CAS 10026-13-8 | ||
| PCl5 | RTECS TB6125000 | ||
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Synonyms & Trade Names Pentachlorophosphorus, Phosphoric chloride, Phosphorus perchloride |
DOT ID & Guide 1806 137 |
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Exposure Limits |
NIOSH REL: TWA 1 mg/m3 | ||
| OSHA PEL: TWA 1 mg/m3 | |||
| IDLH 70 mg/m3 | Conversion | ||
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Physical Description White to pale-yellow, crystalline solid with a pungent, unpleasant odor. |
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MW: 208.3 |
BP: Sublimes |
MLT: 324°F (Sublimes) |
Sol: Reacts |
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VP(132°F): 1 mmHg |
IP: ? |
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Sp.Gr: 3.60 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid | |||
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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.] |
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Measurement Methods NIOSH S257 (II-5) |
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Personal Protection & Sanitation 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 |
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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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin, respiratory system; bronchitis; dermatitis | |
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Target Organs
Eyes, skin, respiratory system |
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| See also: INTRODUCTION |