NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Fensulfothion

CAS
115-90-2

C11H17O4PS2

RTECS
TF3850000
Synonyms & Trade Names

Dasanit®; O,O-Diethyl O-(p-methylsulfinyl)phenyl)phosphorothioate; Terracur P®
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 0.1 mg/m3
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
Physical Description
Brown liquid or yellow oil. [pesticide]
MW: 308.4
BP: ?
FRZ: ?
Sol(77°F): 0.2%
VP: ?
IP: ?

Sp.Gr: 1.20
Fl.P: ?
UEL: ?
LEL: ?

Combustible Liquid
Incompatibilities & Reactivities

Alkalis
Measurement Methods
None available
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
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 flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
Irritation skin; nausea, vomiting, abdominal cramps, diarrhea, salivation; headache, dizziness, lassitude (weakness, exhaustion); rhinorrhea (discharge of thin mucus), chest tightness; blurred vision, miosis; cardiac irregular; muscle fasciculation; dyspnea (breathing difficulty)
Target Organs
Skin, respiratory system, central nervous system, cardiovascular system, blood cholinesterase
See also: INTRODUCTION