Particulates not otherwise regulated
Synonyms & Trade Names
"Inert" dusts, Nuisance dusts, PNOR [Note: Includes all inert or nuisance dusts, whether mineral, inorganic, not listed specifically in 1910.1000.]CAS No.
RTECS No.
DOT ID & Guide
Physical Description
Dusts from solid substances without specific occupational exposure standards.Molecular Weight
Properties vary depending upon the specific solid.Incompatibilities & Reactivities
VariesExposure Routes
inhalation, skin and/or eye contactSymptoms
irritation eyes, skin, throat, upper respiratory systemTarget Organs
Eyes, skin, respiratory systemPersonal Protection/Sanitation
(See protection codes)Skin:No recommendation
Eyes:No recommendation
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
Respirator Recommendations
Not available.
See also
INTRODUCTION- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division