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Thailand - Final Regulatory Action
Chlorthiophos CAS number:
Date circular:

Chemical name: Phosphorothioic acid, O-[dichloro(methylthio)phenyl] O,O-diethyl ester

Final regulatory action has been taken for the category: Pesticide

Final regulatory action: The chemical is Banned

Use or uses prohibited by the final regulatory action:

All formulations and uses were prohibited by the final regulatory action.

Pesticide use or uses that remain allowed:


The final regulatory action was based on a risk or hazard evaluation: Yes

Summary of the final regulatory action:

Banned for import, production, having in possession and use as agricultural pesticide.

The reasons for the final regulatory action were relevant to: Human health

Summary of known hazards and risks to human health:

Extremely hazardous and risk to workers in formulation plant and during application by spraying because of very high acute toxicity.

Expected effect of the final regulatory action in relation to human health:

No poisoning case caused by chlorthiophos is reported.

Date of entry into force of the final regulatory action: 24/06/2000