This Practice provides the minimum requirements for the specification of spray devices in hygienic processes. Spray devices may include a broad range of designs for process applications. This Practice is intended to address basic requirements that are common for typical applications. The purchaser shall ensure that specifications are invoked and provided for specific applications that exceed the scope of this Practice. The purchaser may also provide data sheets, P&IDs, process data, and any other supplemental specifications needed to define the requirements for specific packaged equipment.