This CONTEXT® white cleanroom paper is 8.5 x 11-Inch (21.6 x 27.9cm). CONTEXT® cleanroom documentation products have been developed to provide cleanrooms with paper and notebooks that reduce the risk of contamination. CONTEXT® paper is impregnated and coated with a special polymer formulation that inhibits particulate generation and chemical extractables. The paper features high brightness and high opacity, ultra-low particle generation, ultra-low metallic ion content, and high tear and tensile strength. Mullen burst strength is 50 lbs. per square inch. Paper is heat resistant. Compatible with standard and high-speed laser printers, compatible with wet and dry copy systems, and ideal for recording notes and work instructions. Dimensions: 8.5 x 11-Inch (21.6 x 27.9cm). Paper Density: 18 lbs. (67 gsm). Color: white. 250/Pack; 10 Packs/Case. Contec #: CNTX8511W.