Testing of leather; determination of the contents of organic and inorganic materials extractable by washing out (loss of weight by washing out)— 3 стр.
Protective gloves against chemicals and micro-organisms; part 3: determination of resistance to permeation by chemicals; German version EN 374-3:1994— 6 стр.
Protective gloves against chemicals and micro-organisms; part 3: determination of resistance to permeation by chemicals; German version EN 374-3:1994— 6 стр.
Directions for transporting and storing of concrete pipes, reinforced concrete pipes, prestressed concrete pipes and fittings and concrete manhole shaft rings— 3 стр.