Skip directly to local search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

Enter search terms separated by spaces.

Diuron

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
Measurement Methods

NIOSH 5601;
OSHA PV2097
See: NMAM or OSHA Methods
Physical Description
White, odorless, crystalline solid. [herbicide]
MW:
233.1
BP:
356°F (Decomposes)		 MLT: 316°F
Sol:
0.004%
VP:
0.000000002 mmHg
IP:
?
Sp.Gr:
?
Fl.P:
NA
UEL:
NA
LEL:
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
 

Order NIOSH Publications

Contact Us:
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO