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Particulates not otherwise regulated																				Related Pages
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

Formula
	Conversion
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELSee Appendix D
					OSHA PEL TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
	Measurement Methods
			**NIOSH** 0500 , 0600
					
					See: NMAM or OSHA Methods
										
Physical Description
			Dusts from solid substances without specific occupational exposure standards.													
										
Molecular WeightProperties vary depending upon the specific solid.											


Incompatibilities & Reactivities
			Varies
Exposure Routes
			inhalation, skin and/or eye contact
Symptoms
			irritation eyes, skin, throat, upper respiratory system
Target Organs
			Eyes, skin, respiratory system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**No recommendation
							**Eyes:**No recommendation
							**Wash skin:**No recommendation
							**Remove:**No recommendation
							**Change:**No recommendation
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Breathing:**Fresh air
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
Search the Pocket Guide
Chemical Names, Synonyms and Trade Names
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
CAS Numbers
RTECS Numbers
Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
Personal Protection and Sanitation Codes
First Aid Procedures Follow NIOSH Facebook
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