Nonwoven, 12” x 12” cellulose/polyester blend wipers offer both durability and absorbency. Features include low particle counts, low extractable levels and solvent compatibility. Sterilized by gamma irradiation to a 10-6 Sterility Assurance Level. Expiration-dated and supplied with a lot-specific certificate of irradiation. (20 wipers/bag, 5 bags/pack, 5 packs/case)