# NIOSH Pocket Guide to Chemical Hazards
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. | 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
Personal Protection & Sanitation 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 To be added later
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