Papel y cartón. Determinación de la rugosidad o lisura. Parte 1: método general.
PAPER AND BOARD. DETERMINATION OF ROUGHNESS/SMOTHNESS. PART 1: GENERAL METHOD
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85.060 / Paper and board
CTN 57 - Cellulose and paper
ISO 8791-1:1986 (Identical)
It is cancelled by: UNE-ISO 8791-1:2021
Cancel: UNE 57080:1974