The determinations required by the following sections are final and conclusive unless they are clearly erroneous, arbitrary, capricious or contrary to law:
Section 512(f) (relating to competitive sealed bidding).
Section 513(a) and (g) (relating to competitive sealed proposals).
Section 515 (relating to sole source procurement).
Section 516 (relating to emergency procurement).
Section 518(e) (relating to competitive selection procedures for certain services).
Section 519(f) (relating to selection procedure for insurance and notary bonds).
Section 534(c) (relating to cost or pricing data).
Section 541 (relating to approval of accounting system).
62 Pa.C.S. § 561