ISO 15184-1998 Paints and varnishes– Determination of film hardness by pencil test
ISO 15184-1998 色漆和清漆–铅笔试验法测定漆膜硬度.
样品要求:70×150mm, 3 pcs
周期: 7~9工作日
ISO 15184-1998 Paints and varnishes– Determination of film hardness by pencil test
ISO 15184-1998 色漆和清漆–铅笔试验法测定漆膜硬度.
样品要求:70×150mm, 3 pcs
周期: 7~9工作日