護膝CE認證的標準是：EN 14404: Personal protective equipment - Knee protectors for work in the kneeling position個人防護設備-下跪位置工作的護膝
屬于個人防護用品II類，需要通過類型檢測和CE認證，方可打上CE標記。
This document specifies the requirements for knee protectors for use in a kneeling position. Requirements forThe marking of knee protectors andThe information to be supplied byThe manufacturer are given. Test methods are described and performance levels are defined. Where protection against additional hazards is claimed, performance requirements from other applicable standards may also be applied.This standard does not apply to knee protectors that are medical devices or are intended for sports.</a></a>