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Asphalt fumes																				Related Pages
Synonyms & Trade Names
			Asphaltum, Bitumen, Petroleum asphalt, Petroleum bitumen, Road asphalt, Roofing asphalt
CAS No.
			8052-42-4
	RTECS No.
			CI9900000
	DOT ID & Guide
			1999 130(asphalt)

Formula
	Conversion
	IDLH
			Ca [N.D.]See: IDLH INDEX

Exposure Limits
			NIOSH RELCa C 5 mg/m3 [15-minute] See Appendix A, Appendix C
					OSHA PEL none
	Measurement Methods
			**NIOSH** 5042
					
					See: NMAM or OSHA Methods
										
Physical Description
			Fumes generated during the production or application of asphalt (a dark-brown to black cement-like substance manufactured by the vacuum distillation of crude petroleum oil).													
										
Molecular WeightProperties vary depending upon the specific asphalt formulation or mixture.											

Asphalt: Combustible Solid
Incompatibilities & Reactivities
			None reported
					[Note: Asphalt becomes molten at about 200°F.]
Exposure Routes
			inhalation, skin absorption, skin and/or eye contact
Symptoms
			irritation eyes, respiratory system; [potential occupational carcinogen]
Target Organs
			Eyes, respiratory system
Cancer Site[in animals: skin tumors]										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**Daily
							**Remove:**No recommendation
							**Change:**Daily
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Breathing:**Respiratory support
Respirator Recommendations
			**NIOSH****At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:** (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus**Escape:** (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.Any appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0612

			
							

			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
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C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
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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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