NIOSH logo and tagline

Clopidol

Related Pages
Synonyms & Trade Names
Coyden®, 3,5-Dichloro-2,6-dimethyl-4-pyridinol
CAS No.
2971-90-6
RTECS No.
UU7711500
DOT ID & Guide
Formula
C₇H₇Cl₂NO
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 10 mg/m3 (total) ST 20 mg/m3 (total) TWA 5 mg/m3 (resp)
OSHA PEL
TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
Measurement Methods
NIOSH 0500 , 0600
See: NMAM or OSHA Methods
Physical Description
White to light-brown, crystalline solid.
Molecular Weight
192.1
Boiling Point
?
Melting Point
>608°F
Solubility
Insoluble
Vapor Pressure
?
Ionization Potential
?
Specific Gravity
?
Flash Point
NA
Upper Explosive Limit
NA
Lower Explosive Limit
NA
Noncombustible Solid, but dust may explode in cloud form.
Incompatibilities & Reactivities
None reported
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
irritation eyes, skin, nose, throat; cough
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin:No recommendation
Eyes:No recommendation
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash
Breathing:Fresh air
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