This involves research and investigational work concerned with the development of new or revision of existing class and grade standards, including such matters as: (1) gaining cooperation of producer, trade and consumer organizations; (2) factfinding to arrive at the terms and conditions suitable to the needs of the various elements of the industry; (3) investigation for such factors as requirements for storing and handling, designation under which the commodity is usually marketed, changes in methods of preparation, harvesting and marketing, new means of preserving quality or condition, sanitary requirements dealing with facilities and operating procedures and new.