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Tin(II) oxide (as Sn)

Synonyms & Trade Names
Stannous oxide, Tin protoxide [Note: Also see specific listing for Tin(IV) oxide (as Sn).]
CAS No.
21651-19-4
RTECS No.
XQ3700000
DOT ID & Guide
Formula
SnO
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 2 mg/m3
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 7300 , 7301 , 7303
See: NMAM or OSHA Methods
Physical Description
Brownish-black powder.
Molecular Weight
134.7
Boiling Point
Decomposes
Melting Point
(600 mmHg): 1976°F (Decomposes)
Solubility
Insoluble
Vapor Pressure
0 mmHg (approx)
Ionization Potential
NA
Specific Gravity
6.3
Flash Point
NA
Upper Exposive Limit
NA
Lower Explosive Limit
NA
Incompatibilities & Reactivities
None reported
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
Stannosis (benign pneumoconiosis): dyspnea (breathing difficulty), decreased pulmonary function
Target Organs
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

Breathing:Fresh air
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0956
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