NIOSH Pocket Guide entry: Limestone CaCO3 1317-65-3 N.D.. Physical description: Odorless, white to tan powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 100.1 (see Table 2): (see Tables 3 and 4): BP: Decomposes Skin: N.R. Not available. Sol: 0.001% Eyes: N.R. Fl.P: NA Wash skin: N.R. IP: NA Remove: N.R. Sp.Gr: 2.7-2.9 Change: N.R. VP: 0 mmHg (approx) MLT: 1517-2442°F (Decomposes) UEL:
Source: CDC/NIOSH: NIOSH Pocket Guide to Chemical Hazards ↗Dust entry
Limestone CaCO3 1317-65-3 N.D.
Odorless, white to tan powder. Chemical & Physical Properties: Personal Protection/Sanitation Respirator Recommendations MW: 100.1 (see Table 2): (see Tables 3 and 4): BP: Decomposes Skin: N.R. Not available. Sol: 0.001% Eyes: N.R. Fl.P: NA Wash skin: N.R. IP: NA Remove: N.R. Sp.Gr: 2.7-2.9 Change: N.R. VP: 0 mmHg (approx) MLT: 1517-2442°F (Decomposes) UEL:
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, muc memb; cough, sneez, rhin; lac Skin: Soap washTarget organs: Eyes, skin, resp sys Breath: Fresh air
Evidence
Controls
- follow the applicable NIOSH REL and OSHA PEL
- use exposure monitoring
- use engineering and work-practice controls
- use appropriate respiratory protection