Chlorpyrifos dust

Airborne particulate from colorless-to-white crystalline chlorpyrifos pesticide solid.

Airborne form

dust

The form describes what is suspended in air at the point of exposure. A material can produce more than one form, such as dust during handling and fume during heating.

Health effects

wheezinglaryngeal spasmssalivationblue lips or skinconstricted pupilsblurred visionnauseavomitingabdominal crampsdiarrhearespiratory-system effectscentral-nervous-system effectsperipheral-nervous-system effectscholinesterase effects

Evidence

The NIOSH Pocket Guide describes chlorpyrifos as a colorless-to-white crystalline pesticide solid and identifies inhalation, skin absorption, ingestion, skin, and eye contact routes; reported effects include respiratory, ocular, gastrointestinal, neurologic, and cholinesterase-related symptoms.

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Physical Description; Exposure Routes; Symptoms; Target Organs · 1

Physical Description Colorless to white, crystalline solid with a mild, mercaptan-like odor. Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact. Symptoms wheezing, laryngeal spasms, salivation; bluish lips, skin; miosis, blurred vision; nausea, vomiting, abdominal cramps, diarrhea. Target Organs respiratory system, central nervous system, peripheral nervous system, plasma cholinesterase.

Controls

enclose organophosphate pesticide solid handling
local exhaust ventilation
exposure monitoring
prevent skin absorption and contact
use appropriate particulate respiratory protection
prevent contaminated-surface and take-home exposure