DNA sample means any material that has come from a human body and consists of or includes human cells;
Grab sample means an individual sample collected in less than 15 minutes in conjunction with an instantaneous flow measurement.
Composite sample means a combination of individual samples of wastewater taken at 1 hour intervals, for eight (8) hours (or for the duration of discharge, whichever is less), to minimize the effect of variability of the individual samples. Individual samples must be of equal volume. (Example: one (1) liter per hour.)
Drug sample means a unit of a prescription drug that is not intended to be sold and is intended to promote the sale of the drug.
Sampler means a person who is employed by or is an owner of a licensed laboratory, grower, or processor and is authorized by that employer to collect samples in accordance with the testing laboratory's standard operating procedures and these Rules.