This International Standard gives a list of certain pesticide chemicals with reasonably short and distinctive chemical names or trivial names already known, to which it is deemed unnecessary to assign recommended common names at present. The intention is that all the members of the group of isomers of the same pesticide are included in this list and, in consequence, it is not necessary to add any locants to the chemical names. The document is divided into three sections : I English — French — Russian II French — English — Russian III Russian — English — French