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1,1,1,2-Tetrachloroethane																				Related Pages
Synonyms & Trade Names
CAS No.
			630-20-6
	RTECS No.
			KI8450000
	DOT ID & Guide
			1702 151

FormulaCCl3CH2Cl
	Conversion
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELHandle with caution in the workplace. See Appendix C (Chloroethanes)
					OSHA PEL none
	Measurement Methods
			None available 
					
					See: NMAM or OSHA Methods
										
Physical Description
			Yellowish-red liquid.													
										
Molecular Weight167.9	
	Boiling Point267°F
	Freezing Point-94°F
	Solubility0.1%
	Vapor Pressure(77°F): 14 mmHg
	Ionization Potential?											
Specific Gravity1.54	
	Flash Point?
	Upper Explosive Limit?
	Lower Explosive Limit?

Incompatibilities & Reactivities
			Potassium; sodium; dinitrogen tetraoxide; potassium hydroxide; nitrogen tetroxide; sodium potassium alloy; 2,4-dinitrophenyl disulfide
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin; lassitude (weakness, exhaustion), restlessness, irreg respiration, muscle incoordination; In Animals: liver changes
Target Organs
			Eyes, skin, central nervous system, liver
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**No recommendation
							**Provide:**Eyewash, Quick drench
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap wash immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 1486

			
							

			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
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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