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Panama - Final Regulatory Action
Monocrotophos CAS number:
6923-22-4
Date circular:
12/06/2004

Chemical name:

Final regulatory action has been taken for the category: Pesticide

Final regulatory action: The chemical is Severely Restricted

Use or uses prohibited by the final regulatory action:

All formulations > 600 gr/l concentration of active ingredient.

Pesticide use or uses that remain allowed:

Only for formulations ? 600 gr/l concentration of active ingredient.

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

Summary of the final regulatory action:

National Constitution. Sanitary Code.
Agricultural Development Ministry Decree No. 074 of 18 September 1997 establishing prohibited pesticides and listing prohibited pesticides in agriculture. Monocrotophos is also included in this list.
Law No.12 of 14 June 2000 approved the Rotterdam Convention for the application of the Prior Informed Consent Procedure for certain hazardous pesticides and chemicals in the international trade, signed in Rotterdam on 10 September 1998.
Law No.1 of 10 January 2001 on medicines and other hazardous products for human health.
Executive Decree No. 305 of 9 September 2002 establishing the automatic cancellation in order to regulate the import of certain potentially hazardous chemical substances (such as substances or controlled hazardous materials), and determining other provisions.

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

Summary of known hazards and risks to human health:

The inherent risks to human health and environment are higher than the benefits obtained with the use, there are no measures to reduce risks to acceptable level, and better alternatives can be found.
Reducing exposure to risk factor will reduce the effects on the population directly exposed (occupational) and on the population indirectly exposed (accidental, environmental or acquired) to this product

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

Will be consented only if registered and restricted for the use, as under Agreement No. 9 of 2000- XXIII RESSCAD Meeting by the Health Ministers of Central America and Dominican Republic and will be under conditional not automatic previous registration.
The product is subject to the Prior Informed Consent (PIC) procedure which requires that those hazardous substances and pesticides that are banned or severely restricted must not be exported, unless the importing country provides explicit consent. Those countries that do not consent such substances are obliged to prohibit national production of the substance for domestic uses.

Summary of known hazards and risks to the environment:

Moderate toxicity for fishes, acute for shellfishes, high for birds and bees.
Because of its physic-chemical characteristics it should be mobile in soil.
Half life in soil: 7.31 and 8.88 days in two different kind of soil in aerobic conditions and 9.32 days in two different kind of soils in anaerobic conditions. It is not expected to be significatively absorbed by solids on suspension and in sediments in water.
Half life on water: 46.5, 25.7 and 4.6 days for pH 5.94, 7.0 and 8.42 respectively
Half life on atmosphere (photoreaction): 7.9 hours.

Expected effect of the final regulatory action in relation to the environment:

The product is subject to the Prior Informed Consent (PIC) procedure which requires that those hazardous substances and pesticides that are banned or severely restricted would not be exported, unless the importing country provides explicit consent. Those countries that do not consent such substances are obliged to prohibit national production of the substance for domestic uses. It is severely controlled and restricted.

Date of entry into force of the final regulatory action: 01/01/2002