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Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People
The National Institute for Occupational Safety and Health (NIOSH)

Copper (dusts and mists, as Cu)

Related Pages Synonyms & Trade Names Copper metal dusts, Copper metal fumes CAS No. 7440-50-8 RTECS No. GL5325000 DOT ID & Guide Formula Cu Conversion IDLH 100 mg/m3 (as Cu)
See: 7440508 Exposure Limits
NIOSH REL
TWA 1 mg/m3 [*Note: The REL also applies to other copper compounds (as Cu) except Copper fume.]
OSHA PEL
TWA 1 mg/m3 [*Note: The PEL also applies to other copper compounds (as Cu) except copper fume.] Measurement Methods NIOSH 7029 , 7300 , 7301 , 7303 , 9102;
OSHA ID121 , ID125G
See: NMAM or OSHA Methods Physical Description Reddish, lustrous, malleable, odorless solid. Molecular Weight 63.5 Boiling Point 4703°F Melting Point 1981°F Solubility Insoluble Vapor Pressure 0 mmHg (approx) Ionization Potential NA Specific Gravity 8.94 Flash Point NA Upper Exposive Limit NA Lower Explosive Limit NA Noncombustible Solid in bulk form, but powdered form may ignite. Incompatibilities & Reactivities Oxidizers, alkalis, sodium azide, acetylene Exposure Routes inhalation, ingestion, skin and/or eye contact Symptoms irritation eyes, nose, pharynx; nasal septum perforation; metallic taste; dermatitis; In Animals: lung, liver, kidney damage; anemia Target Organs Eyes, skin, respiratory system, liver, kidneys (increased risk with Wilson's disease) Personal Protection/Sanitation (See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:Daily
First Aid (See procedures)
Eye:Irrigate immediately
Skin:Soap wash promptly
Breathing:Respiratory support
Swallow:Medical attention immediately Respirator Recommendations

NIOSH/OSHA

Up to 5 mg/m3:
(APF = 5) Any quarter-mask respirator.
Click here for information on selection of N, R, or P filters.*

Up to 10 mg/m3:
(APF = 10) Any particulate respirator equipped with an N95, R95, or P95 filter (including N95, R95, and P95 filtering facepieces) except quarter-mask respirators. The following filters may also be used: N99, R99, P99, N100, R100, P100.
Click here for information on selection of N, R, or P filters.*
(APF = 10) Any supplied-air respirator*

Up to 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 50 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 powered, air-purifying respirator with a tight-fitting facepiece and a high-efficiency particulate filter*
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Up to 100 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

See also INTRODUCTION   ICSC CARD: 0240   MEDICAL TESTS: 0057 Page last reviewed: November 29, 2018 Content source: National Institute for Occupational Safety and Health

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