NIOSH Pocket Guide entry: Zirconium compounds (as Zr) Zr (metal) 7440-67-7 (metal) ZH7070000 (metal) 50 mg/m3 (as Zr). Physical description: Metal: Soft, malleable, ductile, solid or gray to gold, amorphous powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 91.2 (see Table 2): (see Tables 3 and 4): BP: 6471°F Recommendations regarding NIOSH/OSHA Sol: Insoluble personal protective clothing vary 25 mg/m3: Qm Fl.P: NA depending upon the specific 50
Source: CDC/NIOSH: NIOSH Pocket Guide to Chemical Hazards ↗Dust entry
Zirconium compounds (as Zr) Zr (metal) 7440-67-7 (metal) ZH7070000 (metal) 50 mg/m3 (as Zr)
Metal: Soft, malleable, ductile, solid or gray to gold, amorphous powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 91.2 (see Table 2): (see Tables 3 and 4): BP: 6471°F Recommendations regarding NIOSH/OSHA Sol: Insoluble personal protective clothing vary 25 mg/m3: Qm Fl.P: NA depending upon the specific 50
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
Skin, lung granulomas; in animals: irrit skin, muc memb; Skin: Soap washTarget organs: Skin, resp sys Swallow: Medical attention immed
Evidence
Controls
- follow the applicable NIOSH REL and OSHA PEL
- use exposure monitoring
- use engineering and work-practice controls
- use appropriate respiratory protection