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Disulfoton																				Related Pages
Synonyms & Trade Names
			O,O-Diethyl S-2-(ethylthio)-ethyl phosphorodithioate, Di-Syston®, Thiodemeton
CAS No.
			298-04-4
	RTECS No.
			TD9275000
	DOT ID & Guide
			2783 152

FormulaC8H19O2PS3
	Conversion
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELTWA 0.1 mg/m3 [skin]
					OSHA PEL none See Appendix G
	Measurement Methods
			**NIOSH** 5600
					
					See: NMAM or OSHA Methods
										
Physical Description
			Oily, colorless to yellow liquid with a characteristic, sulfur odor.
					[insecticide] [Note: Technical product is a brown liquid.]													
										
Molecular Weight274.4	
	Boiling Point?
	Freezing Point>-13°F
	Solubility(73°F): 0.003%
	Vapor Pressure0.0002 mmHg
	Ionization Potential?											
Specific Gravity1.14	
	Flash Point>180°F
	Upper Explosive Limit?
	Lower Explosive Limit?
Combustible Liquid, but will not ignite easily.
Incompatibilities & Reactivities
			Alkalis
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin; nausea, vomiting, abdominal cramps, diarrhea, salivation; headache, dizziness, lassitude (weakness, exhaustion); rhinorrhea (discharge of thin nasal mucus), chest tightness; blurred vision, miosis; cardiac irreg; muscle fasciculation; dyspnea (breathing difficulty); eye, skin burns
Target Organs
			Eyes, skin, respiratory system, central nervous system, cardiovascular system, blood cholinesterase
										
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
							**Provide:**Eyewash, Quick drench
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap flush immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 1408

			
							

			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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