(a) The uniforms, supplies, and equipment authorized by Code Section 35-2-49 shall be purchased by the Department of Administrative Services, with the consent and approval of the Department of Public Safety, by bid let to the lowest and best bidder and in accordance with specifications named in the advertisement of bid.

(b) The advertisement of the letting of contracts for the purchase of uniforms, supplies, or equipment shall be published in at least two issues of some public journal of the state published daily and having a state-wide circulation for not less than 15 days before the time bids for the contracts are opened. The Department of Administrative Services shall have the right to reject any and all bids.