The NIOSH Pocket Guide describes methomyl as a white crystalline solid and identifies inhalation, ingestion, skin, and eye contact routes; reported effects include eye and neurologic symptoms, gastrointestinal symptoms, breathing difficulty, weakness, muscle twitching, and liver and kidney damage.
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Physical Description; Exposure Routes; Symptoms; Target Organs · 1
Physical Description; Exposure Routes; Symptoms; Target Organs · 1
Physical Description White, crystalline solid with a slight, sulfur-like odor. Exposure Routes inhalation, ingestion, skin and/or eye contact. Symptoms irritation eyes; blurred vision, miosis; salivation; abdominal cramps, nausea, vomiting; dyspnea (breathing difficulty); lassitude (weakness, exhaustion), muscle twitching; liver, kidney damage. Target Organs Eyes, respiratory system, central nervous system, cardiovascular system, liver, kidneys, blood cholinesterase.