The analysis of the toxicological properties of aromatic matters widespread in fragrances for cosmetic and household product – terpenoids: ñitral, p-menth-1-en-8-ol, pin-2(3)-ene is represented. It is exposed large variability results of experimental determination of toxic effects depending on the type of animals, used solvent, laboratory base of conducting of experiment and professionalism of specialists. Taking into account doubtful validity of the formed toxicological spectrum of most aro-matic ingredients, at determination Tentative safe exposure level (TSEL) these ingredients it would be expedient to involve more wide spectrum of well explored and simply certain their physical and chemical parameters.

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