Type and Toxicity of Pesticides Sold for Community Vector Control Use in the Gambia
Table 4
Identities of 168 pesticide components collected from local street markets (see text for analysis conditions).
Pesticides identified*
WHO classification
Use
Chemical class
Number of samples
%
Chlorpyrifos
Class II
Acaricide, insecticide, nematicide
Organophosphate
25
14.9
Endosulfans
Class II
Acaricide, insecticide
Organochlorine
24
14.3
Carbofuran
Class IB
Acaricide, insecticide, nematicides
Carbamates
22
13.1
Fenitrothion
Class II
Insecticide
Organophosphate
22
13.1
Lindane
Class II
Acaricide, insecticide, rodenticide
Organochlorine
14
8.3
Propoxur
Class II
Acaricide, insecticide
Carbamate
12
7.1
Deltamethrin
Class II
Insecticide
Pyrethroid
6
3.7
Tetramethrin
Minimal hazard in normal use
Insecticide
Pyrethroid
5
3.0
Dimethoate
Class II
Acaricide, insecticide, nematicide
Organophosphate
4
2.4
Chlorobenzilate
Considered discontinued for pesticide use
Acaricide
Organochlorine
3
1.8
Cypermethrin
Class II
Acaricide, insecticide
Pyrethroid
3
1.8
Methylparathion
Class IA
Insecticide
Organophosphate
3
1.8
Sulfur
Minimal hazard in normal use
Acaricide, fungicide
Unclassified
3
1.8
Dicofol
Class III
Acaricide
Organochlorine
2
1.2
Malathion
Class III
Acaricide, insecticide
Organophosphate
2
1.2
Monocrotophos
Class IB
Acaricide, insecticide
Organophosphate
2
1.2
Napthalene
Considered discontinued for pesticide use
Fumigant insecticide
Unclassified
2
1.2
Profenofos
Class II
Insecticide
Organophosphate
2
1.2
Carbaryl
Class II
Acaricide, insecticide
Carbamate
1
0.6
Metolachlor
Class III
Herbicide
Chloroacetanilide
1
0.6
Chlorfenson
Class III
Acaricide
Unclassified
1
0.6
Pirimiphos methyl
Class III
Acaricide, insecticide
Organophosphate
1
0.6
Tetradifon
Minimal hazard in normal use
Acaricide
Unclassified
1
0.6
Not identified
Unknown
Unknown
7
4.2
*Italicized pesticide components are severely restricted in the United States. Boldfaced pesticide components are banned in the United States. Underlined pesticide components are on the United Nations PIC list.