After cleansing , all of the objects were actively stabilised by immersion in a 3 % alcohol solution of benzotriazole , and subsequently , as the final procedure , provided with surface protection in the form of a coating of 2 % Paraloid B72 solution in ethyl acetate .
Nakon čišćenja svi predmeti su aktivno stabilizirani uranjanjem u 3 % - tnu alkoholnu otopinu benzotriazola , a potom , kao završni postupak , površinski zaštićeni premazivanjem 2 % - tnom otopinom Paraloida B72 u etilacetatu .