Potent kairomones like α-pinene, β- myrcene, etc., for O. longicollis; β-caryophyllene, valencene etc., for B. dorsalis; p-xylene, psi.cumene etc., for B. subcostatum; Ethyl benzoate,Ethyl-2-hexanoate, etc., for E. fullonica; β- caryophyllene, Limonene for A. versteegi and pheromone compounds like 5-octadecanol, 9-Octadecen-1-ol, etc., O. longicollis; 1,4-Diacetylbenzene, Carbonic acid, nonyl vinyl ester, etc., for B. dorsalis; 13- Docosenamide, (Z), 13-Docosenoic acid, (Z)-, etc., for E. fullonica were identified for the standardization of synthetic blends with the help of GCEAD/MS.