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DSMA (Disodium Methanearsonate)
General Information
- DSMA product names
- Chemical Class: Arsenical herbicide
- Uses: weed control on cotton, for turf grass and lawns, and under trees, vines, and shrubs. CAMA is an herbicide registered for post-emergent weed control on lawns. Cacodylic acid is a defoliant and herbicide registered for weed control under non-bearing citrus trees, around buildings and sidewalks, and for lawn renovation
- Alternatives:Agriculture, Lawns
- Beyond Pesticides rating: Toxic
Health and Environmental Effects
- Cancer: Not documented
- Endocrine Disruption: Not documented
- Reproductive Effects: Yes (23)
- Neurotoxicity: Not documented
- Kidney/ Liver Damage:Yes (23)
- Sensitizer/ Irritant: Yes (23)
- Birth/ Developmental Defects: Not documented
- Detected in Groundwater: Not documented
- Potential Leacher: Not documented
- Toxic to Birds:Yes (23)
- Toxic to Fish/ Aquatic Organisms: Yes (23)
- Toxic to Bees: Yes (23)
Additional Information
- Regulatory Status:
- EPA Reregistration Eligibility Decision (RED) signed (8/2006) (all uses cancelled)
- Supporting information:
- PAN Pesticides Database: DSMA (Pesticide Action Network)
- CHEJ Arsenic Factsheet (Children's Health Environmental Coalition)
- Key Studies:
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• info@beyondpesticides.org