Supply of cleaning and tidying items for the year 2022 of the Municipality of Heraklion, the Municipal Organization of Preschool Education, Care and Mass Sports of the Municipality of Heraklion (DOPAFMAI), the School Committee of Primary Education of the Municipality of Heraklion, the School Committee of Secondary Education of the Municipality of Heraklion, the Municipal Public Service Enterprise of Heraklion (DIKEI) with the criteria for awarding the most economically advantageous offer based on price per item (EXPIRED)