NEN-EN-IEC 61189-5-601 specifies the reflow soldering ability test method for componentsmounted on organic rigid printed boards, the reflow heat resistance test method for organic rigidprinted boards, and the reflow soldering ability test method for the lands of organic rigid printedboards in applications using solder alloys, which are eutectic or near-eutectic tin-lead (Pb), orlead-free alloys.