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Guyana - Final Regulatory Action
Dinoseb and its salts and esters CAS number:
88-85-7 (*)
Date circular:
12/12/2007

Chemical name: Phenol, 2-(1-methylpropyl)-4,6-dinitro-

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 formulation or preparation and all use prohibited by the final regulatory action.

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

Summary of the final regulatory action:

Pesticides and Toxic Chemicals Control (Prohibited Pesticides) Order No. 22 of 2006 made under the Pesticides and Toxic Chemicals Control Act 2000 (No. 13 of 2000) prohibits the importation, sale and use of Dinoseb or any substance in any form containing Dinoseb.

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

Summary of known hazards and risks to human health:

Dinoseb, its acetate and their salts have been found in animal studies to result in high risks of birth defects, male sterility and high acute toxicity.

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

Reduced exposure by human to dinoseb.

Date of entry into force of the final regulatory action: 10/10/2006