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Lead |
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Synonyms & Trade NamesLead metal, Plumbum |
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CAS No.7439-92-1 |
RTECS No.OF7525000 |
DOT ID & Guide |
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FormulaPb |
Conversion |
IDLH100 mg/m3 (as Pb)See: 7439921 |
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Exposure LimitsNIOSH REL*: TWA (8-hour) 0.050 mg/m3 See Appendix C [*Note: The REL also applies to other lead compounds (as Pb) -- see Appendix C.]OSHA PEL*: [1910.1025] TWA 0.050 mg/m3 See Appendix C [*Note: The PEL also applies to other lead compounds (as Pb) -- see Appendix C.] |
Measurement MethodsNIOSH 7082 , 7105 , 7300 , 7301 , 7303 , 7700 , 7701 , 7702 , 9100 , 9102 , 9105; OSHA ID121 , ID125G , ID206 See: NMAM or OSHA Methods |
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Physical DescriptionA heavy, ductile, soft, gray solid. |
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MW:207.2 |
BP:3164°F |
MLT: 621°F | Sol:Insoluble |
VP:0 mmHg (approx) |
IP:NA |
Sp.Gr:11.34 |
Fl.P:NA |
UEL:NA |
LEL:NA |
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Noncombustible Solid in bulk form. | |||||
Incompatibilities & ReactivitiesStrong oxidizers, hydrogen peroxide, acids |
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Exposure Routesinhalation, ingestion, skin and/or eye contact |
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Symptomslassitude (weakness, exhaustion), insomnia; facial pallor; anorexia, weight loss, malnutrition; constipation, abdominal pain, colic; anemia; gingival lead line; tremor; paralysis wrist, ankles; encephalopathy; kidney disease; irritation eyes; hypertension |
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Target OrgansEyes, gastrointestinal tract, central nervous system, kidneys, blood, gingival tissue |
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Personal Protection/Sanitation(See protection codes)Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: Daily Remove: When wet or contaminated Change: Daily |
First Aid(See procedures)Eye: Irrigate immediately Skin: Soap flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
(See Appendix E) Up to 0.5 mg/m3: Up to 1.25 mg/m3: Up to 2.5 mg/m3: Up to 50 mg/m3: Up to 100 mg/m3: Emergency or planned entry into unknown concentrations or IDLH conditions: Escape: |
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See also: INTRODUCTION See ICSC CARD: 0052 See MEDICAL TESTS: 0127 |
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