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Caprolactam																				Related Pages
Synonyms & Trade Names
			Aminocaproic lactam, epsilon-Caprolactam, Hexahydro-2H-azepin-2-one, 2-Oxohexamethyleneimine
CAS No.
			105-60-2
	RTECS No.
			CM3675000
	DOT ID & Guide

FormulaC2H11NO
	Conversion
			1 ppm = 4.63 mg/m3
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELDust: TWA 1 mg/m3 ST 3 mg/m3 Vapor: TWA 0.22 ppm (1 mg/m3) ST 0.66 ppm (3 mg/m3)
					OSHA PEL none See Appendix G
	Measurement Methods
			**OSHA** PV2012
					
					See: NMAM or OSHA Methods
										
Physical Description
			White, crystalline solid or flakes with an unpleasant odor.
					[Note: Significant vapor concentrations would be expected only at elevated temperatures.]													
										
Molecular Weight113.2	
	Boiling Point515°F
	Melting Point156°F
	Solubility53%
	Vapor Pressure0.00000008 mmHg
	Ionization Potential?											
Specific Gravity1.01	
	Flash Point282°F
	Upper Explosive Limit8.0%
	Lower Explosive Limit1.4%
Combustible Solid
Incompatibilities & Reactivities
			Strong oxidizers, (acetic acid + dinitrogen trioxide)
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation skin, eyes, respiratory system; epistaxis (nosebleed); dermatitis, skin sensitization; asthma; irritability, confusion, dizziness, headache; abdominal cramps, diarrhea, nausea, vomiting; liver, kidney injury
Target Organs
			Eyes, skin, respiratory system, central nervous system, cardiovascular system, liver, kidneys
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**Daily
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water wash immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0118

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
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Chemical Names, Synonyms and Trade Names
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CAS Numbers
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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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