(a) It shall be the duty of the secretary to sample, inspect, make analyses of and test agricultural liming materials distributed within this Commonwealth and to determine whether such agricultural liming materials are in compliance with the provisions of this act. The secretary is authorized to enter upon any public or private premises or carriers at any reasonable time in order to have access to the agricultural liming materials and to the records directly pertaining to their distribution.

(b) The methods of analysis and sampling shall be those approved by the secretary, and he shall be guided by the Association of Analytical Chemists procedures.

(c) The Secretary shall publish annually the results of the official analysis of agricultural liming material samples.