IPC-5704: Cleanliness Requirements for Unpopulated Printed Boards
Printed board quality encompasses many parameters, cleanliness being one important parameter. This document defines the recommended general requirements for the cleanliness of unpopulated (bare) single, double-sided and multilayer printed boards. Coverage is given to Ion Chromatography (IC) testing and Ionic cleanliness testing for process control. 6 pages. Released December 2009.