... 2Tensile strength1000 N700NEN ISO 13934-1Dimensional change ≤±2%≤±2%ISO 5077 washing procedure COLOURFASTNESS Test result ... 5ISO 105 D01 EN1149-3EN ISO 11611, Class 1+Class 2EN ISO 11612, A/B1/C1/ ... laboratory.Other XINXINGFR products220 g., 100%cotton, 2/1twill.280 g., 99% cotton/1% antistatic ... ., 80% cotton/19% polyester/1% antistatic, 2/2 twill.more information about the fire retardant cotton fabric ...