RS ISO 8791-1: 1986 PAPER AND BOARD — DETERMINATION OF ROUGHNESS/SMOOTHNESS (AIR LEAK METHODS) — PART 1: GENERAL METHOD
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Rwanda Standards
RS ISO 12947-1: 1998 TEXTILES — DETERMINATION OF THE ABRASION RESISTANCE OF FABRICS BY THE MARTINDALE METHOD — PART 1: MARTINDALE ABRASION TESTING APPARATUS