# NIOSH Pocket Guide to Chemical Hazards
Tin(IV) oxide (as Sn) | CAS 18282-10-5
SnO2 | RTECS XQ4000000
Synonyms & Trade Names Stannic dioxide, Stannic oxide, White tin oxide [Note: Also see specific listing for Tin(II) oxide (as Sn).] | DOT ID & Guide
Exposure Limits | NIOSH REL: TWA 2 mg/m3
OSHA PEL†: none
IDLH N.D. | Conversion
Physical Description White or slightly gray powder.
MW: 150.7 | BP: Decomposes | MLT: 2966°F (Decomposes) | Sol: Insoluble
VP: 0 mmHg (approx) | IP: NA |  | Sp.Gr: 6.95
Fl.P: NA | UEL: NA | LEL: NA |
Incompatibilities & Reactivities Chlorine trifluoride
Measurement Methods NIOSH 7300
Personal Protection & Sanitation 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 To be added later
Exposure Routes inhalation, skin and/or eye contact
Symptoms Stannosis (benign pneumoconiosis): dyspnea (breathing difficulty), decreased pulmonary function
Target Organs respiratory system
See also: INTRODUCTION