the present invention relates to acrylic adhesive composition comprising a mixture of at least one polyol triacrylate monomer and at least one polyalkylene glycol monoacrylate monomer for assembling elements made of plastic materials , like pmma or san , or inorganic material , like glass or metals , employed for manufacturing of devices for the distribution or containment of biological substances , like proteins , enzymes , antibodies , antigens , dna , and the like . the present invention also relates to devices for the distribution or containment of biological substances assembled with the above mentioned acrylic adhesive composition , and particularly thermal or piezoelectric ejecting devices , and biochip microarray , as well as to a method for assembling thereof .