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Tin

Synonyms & Trade Names
Metallic tin, Tin flake, Tin metal, Tin powder
CAS No.
7440-31-5
RTECS No.
XP7320000
DOT ID & Guide
Formula
Sn
Conversion
IDLH
100 mg/m3 (as Sn)
See: 7440315
Exposure Limits
NIOSH REL
TWA 2 mg/m3 [*Note: The REL also applies to other inorganic tin compounds (as Sn) except tin oxides.]
OSHA PEL
TWA 2 mg/m3 [*Note: The PEL also applies to other inorganic tin compounds (as Sn) except tin oxides.]
Measurement Methods
NIOSH 7300 , 7301 , 7303;
OSHA ID121 , ID206
See: NMAM or OSHA Methods
Physical Description
Gray to almost silver-white, ductile, malleable, lustrous solid.
Molecular Weight
118.7
Boiling Point
4545°F
Melting Point
449°F
Solubility
Insoluble
Vapor Pressure
0 mmHg (approx)
Ionization Potential
NA
Specific Gravity
7.28
Flash Point
NA
Upper Exposive Limit
NA
Lower Explosive Limit
NA
Noncombustible Solid, but powdered form may ignite.
Incompatibilities & Reactivities
Chlorine, turpentine, acids, alkalis
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; In Animals: vomiting, diarrhea, paralysis with muscle twitching
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin:No recommendation
Eyes:No recommendation
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH/OSHA

Up to 10 mg/m3:
(APF = 5) Any quarter-mask respirator.
Click here for information on selection of N, R, or P filters.*

Up to 20 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 50 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 100 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

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: 1535

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