... medicine, food, health,clean room,surgical room and other industries. Anti-static Clean Silk Coverall/WorkWear This product is used in the ... of solid dust particles. After finishing as waterproof, but also anti-sputtering inorganic chemical solution, attached.Density: ≥ 244TShrinkage: ≥ 2%Water rates ... need clean clothes, to GB12059-89, SJ/T110990-96 standards Anti-static Clean Silk Coverall