NIOSH Pocket Guide to Chemical Hazards

Titanium dioxide CAS 13463-67-7
TiO2 RTECS XR2275000
Synonyms & Trade Names
Rutile, Titanium oxide, Titanium peroxide
DOT ID & Guide
Exposure
Limits
NIOSH REL: Ca See Appendix A
OSHA PEL�: TWA 15 mg/m3
IDLH Ca [5000 mg/m3] Conversion
Physical Description
White, odorless powder.
MW: 79.9
BP: 4532-5432°F
MLT: 3326-3362°F
Sol: Insoluble
VP: 0 mmHg (approx)
IP: NA

Sp.Gr: 4.26
Fl.P: NA
UEL: NA
LEL: NA

Noncombustible Solid
Incompatibilities & Reactivities
None reported
Measurement Methods
NIOSH S385 (II-3)
Personal Protection & Sanitation
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: Daily

First Aid (See procedures)


Breathing: Respiratory support

Respirator Recommendations NIOSH
At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration: (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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus
Exposure Routes inhalation
Symptoms Lung fibrosis; [potential occupational carcinogen]
Target Organs respiratory system

Cancer Site [in animals: lung tumors]
See also: INTRODUCTION