Skip directly to local search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

Enter search terms separated by spaces.

Titanium dioxide

Synonyms & Trade Names
Rutile, Titanium oxide, Titanium peroxide
CAS No.
13463-67-7
RTECS No.
XR2275000
DOT ID & Guide
Formula
TiO2
Conversion
IDLH
Ca [5000 mg/m3]
See: 13463677
Exposure Limits
NIOSH REL
: Ca See Appendix A
OSHA PEL
†: TWA 15 mg/m3
Measurement Methods

NIOSH S385 (II-3)
See: NMAM or OSHA Methods
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
Exposure Routes
inhalation
Symptoms
Lung fibrosis; [potential occupational carcinogen]
Target Organs
respiratory system
Cancer Site
[in animals: lung tumors]
Personal Protection/Sanitation
(See protection codes)
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 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   See ICSC CARD: 0338
 

Order NIOSH Publications

Contact Us:
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO