LANRUI CPU Black Glue Remover Liquid , A Specialized Liquid Used For Removing Glue , Particularly From Mobile Phone CPUs and BGA IC Chips During Repair and Disassembly . Purpose: Designed to soften and remove various types of solidified resin adhesives like epoxy, phenolics, acrylate, polyurethane, and organosilicon, specifically for mobile phone repair and CPU/IC glue removal. Application: Commonly used to clean CPU Nand glue on iPhone motherboards, often requiring a soaking period (e.g., 30 minutes) for effective removal. Features: Formulated to be safe for circuit boards and components, and it is considered environmentally friendly.