(a) The agent, in conjunction with designated laboratory personnel, shall extract a sample from one location of the bulk amount. Such sample shall be large enough to provide for adequate testing by the crime lab, as well as of such size to provide for multiple testing without risk of depletion. The agent will place a clearly visible marker bearing the letter "a" at the location of this first sample extraction. The agent shall then proceed to extract no fewer than nine (9) additional samples from randomly dispersed areas of the bulk amount. These locations will bear a clearly visible marker bearing consecutive letters of the alphabet.
(b) The agent shall retain an additional sample of the following weight:
(c) The process of sample extraction shall be documented and photographed/videotaped. The entire bulk amount, containing all marked sampling locations, will again be photographed and videotaped.
(d) Each of the individual samples shall be placed into separate, individually labeled containers. All containers shall then be placed into a single, sealed container for submission to the crime lab. This single, sealed container will accompany the bulk amount for submission to the to the Division's evidence facility for storage.
015-1 Wyo. Code R. § 1-7