Any charges made or fees assessed by the state agency for surplus property for the acquisition, warehousing, distribution or transfer of any property acquired by donation from the United States of America for educational purposes or public health purposes, including research, shall be limited to those reasonably related to the costs of care and handling in respect to its acquisition, receipts, warehousing, distribution or transfer by the state agency for surplus property. All charges designated herein shall be used by the state agency for surplus property to defray the general operating expenses of the state agency for surplus property.