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Phosphorus (yellow) |
CAS 7723-14-0 | ||
P4 |
RTECS TH3500000 | ||
Synonyms & Trade Names Elemental phosphorus, White phosphorus |
DOT ID & Guide 1381 136 |
Exposure
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NIOSH REL: TWA 0.1 mg/m3 | ||
OSHA PEL: TWA 0.1 mg/m3 | |||
IDLH 5 mg/m3 See: 7723140 | Conversion |
Physical Description White to yellow, soft, waxy solid with acrid fumes in air. [Note: Usually shipped or stored in water.] |
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MW: 124.0 |
BP: 536°F |
MLT: 111°F |
Sol: 0.0003% |
VP: 0.03 mmHg |
IP: ? |
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Sp.Gr: 1.82 |
Fl.P: ? |
UEL: ? |
LEL: ? |
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Flammable Solid | |||
Incompatibilities & Reactivities Air, oxidizers (including elemental sulfur & strong caustics), halogens [Note: Ignites SPONTANEOUSLY in moist air.] |
Measurement Methods NIOSH 7905 See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection) Skin: Prevent skin contact* [*Note: Flame retardant personal protective equipment should be provided.] 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 |
Important additional information about respirator selection Respirator Recommendations NIOSH/OSHA Up to 1 mg/m3: (APF = 10) Any supplied-air respirator Up to 2.5 mg/m3: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode£ Up to 5 mg/m3: (APF = 50) Any self-contained breathing apparatus with a full facepiece (APF = 50) Any supplied-air respirator with a full facepiece 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: Any appropriate escape-type, self-contained breathing apparatus |
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Exposure Routes inhalation, ingestion, skin and/or eye contact | |
Symptoms Irritation eyes, respiratory tract; eye, skin burns; abdominal pain, nausea, jaundice; anemia; cachexia; dental pain, salivation, jaw pain, swelling | |
Target Organs
Eyes, skin, respiratory system, liver, kidneys, jaw, teeth, blood |
See also: INTRODUCTION See ICSC CARD: 0628 See MEDICAL TESTS: 0188 |