Dust entry

Potassium hydroxide caustic dust

Airborne particulate from dry potassium hydroxide flakes, pellets, rods, or other solid forms.

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

eye irritationskin irritationrespiratory irritationcoughsneezingeye burnsskin burnsgastrointestinal effects

Evidence

The NIOSH Pocket Guide lists inhalation, ingestion, skin, and eye contact routes for potassium hydroxide and reports eye, skin, and respiratory irritation, cough, sneezing, eye and skin burns, vomiting, and diarrhea.

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Symptoms and target organs · 1

Exposure Routes: inhalation, ingestion, skin and/or eye contact. Symptoms: irritation eyes, skin, respiratory system; cough, sneezing; eye, skin burns; vomiting, diarrhea. Target Organs: Eyes, skin, respiratory system.

Controls

closed dry handling
local exhaust ventilation
prevent dust generation
moisture and heat control
skin and eye protection
eyewash and emergency drench
exposure monitoring