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Diuron

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Synonyms & Trade Names
3-(3,4-Dichlorophenyl)-1,1-dimethylurea, Direx®, Karmex®
CAS No.
330-54-1
RTECS No.
YS8925000
DOT ID & Guide
Formula
C₆H₃Cl₂NHCON(CH₃)₂
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 10 mg/m3
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 5601;
OSHA PV2097
See: NMAM or OSHA Methods
Physical Description
White, odorless, crystalline solid. [herbicide]
Molecular Weight
233.1
Boiling Point
356°F (Decomposes)
Melting Point
316°F
Solubility
0.004%
Vapor Pressure
0.000000002 mmHg
Ionization Potential
?
Specific Gravity
?
Flash Point
NA
Upper Explosive Limit
NA
Lower Explosive Limit
NA
Noncombustible Solid
Incompatibilities & Reactivities
Strong acids
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, nose, throat; In Animals: anemia, methemoglobinemia
Target Organs
Eyes, skin, respiratory system, blood
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
Skin:Water flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
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