Paper and board intended to come into contact with foodstuffs - Determination of formaldehyde in an aqueous extract; German version EN 1541:1996— 6 стр.
Paper and board intended to come into contact with foodstuffs - Determination of formaldehyde in an aqueous extract; German version EN 1541:1998— 6 стр.
Paper and board intended to come into contact with foodstuffs - Determination of formaldehyde in an aqueous extract; German version EN 1541:1998— 6 стр.