Del. Code tit. 3 § 1909
The Department is empowered, and it shall be the duty of its agent, to sample agricultural liming materials, to analyze them and to report to the registrant the results of its analysis. Results shall become official and public after 10 days. The Department or its authorized agent shall for the purpose of taking samples have full access during business hours to all places where agricultural liming materials are offered for sale. Methods of sampling and analysis shall be taken from among such sources as those recognized by the Association of Official Analytical Chemists. Upon written notice, the Department or its agent may remove from sale any lot of agricultural liming material until it has been determined that the material is in full compliance with this chapter.
3 Del. C. § 1909