Silver (metal dust and soluble compounds, as Ag)
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CAS
7440-22-4 (metal)
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Ag (metal)
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RTECS
VW3500000 (metal)
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Synonyms & Trade Names
Silver metal: Argentum
Synonyms of soluble silver compounds such as Silver nitrate (AgNO3) vary depending upon the specific compound.
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 0.01 mg/m3
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OSHA PEL: TWA 0.01 mg/m3
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IDLH
10 mg/m3 (as Ag)
See: IDLH INDEX
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Conversion
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Physical Description
Metal: White, lustrous solid.
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MW: 107.9
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BP: 3632°F
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MLT: 1761°F
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Sol: Insoluble
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VP: 0 mmHg (approx)
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IP: NA
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Sp.Gr: 10.49 (metal)
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Fl.P: NA
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UEL: NA
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LEL: NA
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Metal: Noncombustible Solid, but flammable in form of dust or powder.
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Incompatibilities & Reactivities
Acetylene, ammonia, hydrogen peroxide, bromoazide, chlorine trifluoride, ethyleneimine, oxalic acid, tartaric acid
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Measurement Methods
NIOSH 7300, 7301, 9102; OSHA ID121
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 (AgNO3)
Change: Daily
Provide: Eyewash
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
NIOSH/OSHA
Up to 0.25 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode£
(APF = 25) Any powered, air-purifying respirator with a high-efficiency particulate filter£
Up to 0.5 mg/m3:
(APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Up to 10 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 with 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
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Blue-gray eyes, nasal septum, throat, skin; irritation, ulceration skin; gastrointestinal disturbance
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Target Organs
Nasal septum, skin, eyes
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See also: INTRODUCTION See ICSC CARD: 0810 See MEDICAL TESTS: 0208
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