Dust entry

dust, as Ta) Ta (metal) 7440-25-7 (metal) WW5505000 (metal)

Metal: Steel-blue to gray solid or black, odorless powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 180.9 (see Table 2): (see Tables 3 and 4): BP: 9797°F Skin: N.R. NIOSH/OSHA Sol: Insoluble Eyes: N.R. 25 mg/m3: Qm Fl.P: NA Wash skin: N.R. 50 mg/m3: 95XQ/Sa IP: NA Remove: N.R. 125 mg/m3: Sa:Cf/PaprHie Sp.G

Airborne form

dust

The form describes what is suspended in air at the point of exposure. A material can produce more than one form, such as dust during handling and fume during heating.

Health effects

Irrit eyes, skin; in animals: pulm irrit Breath: Resp supportTarget organs: Eyes, skin, resp sys

Evidence

NIOSH Pocket Guide entry: dust, as Ta) Ta (metal) 7440-25-7 (metal) WW5505000 (metal). Physical description: Metal: Steel-blue to gray solid or black, odorless powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 180.9 (see Table 2): (see Tables 3 and 4): BP: 9797°F Skin: N.R. NIOSH/OSHA Sol: Insoluble Eyes: N.R. 25 mg/m3: Qm Fl.P: NA Wash skin: N.R. 50 mg/m3: 95XQ/Sa IP: NA Remove: N.R. 125 mg/m3: Sa:Cf/PaprHie Sp.G

Source: CDC/NIOSH: NIOSH Pocket Guide to Chemical Hazards ↗

Controls

follow the applicable NIOSH REL and OSHA PEL
use exposure monitoring
use engineering and work-practice controls
use appropriate respiratory protection