Berkshire Super Polx 1200 Wipers Berkshire Stacked Pack. Combining top-notch and uncompromising quality with an affordable price the Berkshire Super Polx 1200 Wipers Berkshire Stacked S12000404.10/ 21914-401 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: The Berkshire Super Polx 1200 Wipers S12000404.10 Stacked Pack of 600 are made of a continuous-filament no-run construction of 100percent fine gauge 100percent polyester wipers. These lab cotton swabs from Berkshire provide a high count consistency throughout the entire wiper making them ideal for critical clean up operations. The construction of the Berkshire Super Polx 1200 Critical Clean Swabs provides resistance to strong abrasive materials making them ideal for use in general wiping applications. For use in ISO Class 4 (FED-STD-209E Class 10/M2.5) environments the Berkshire Super Polx 1200 Clean Room Wipers meet the following standards: They are manufactured and tested with strict adherence to quality control guidelines with strict packaging standards. Additionally the wiping solution is monitored for particle generation. These are pre-sterilized for quarantine use. The white color of the wipers identifies the material's fibrillation making the wiper ideal for use with UV light curable chemicals. Specifications for Berkshire Super Polx 1200 Wipers Berkshire S12000404.10 Stacked : Dimensions cm (in.): 10.2 x 10.2 (4 x 4) Berkshire No.: S12000404.10 Unit: Pack of 600 Particle Generation (>=0.5 m) Biaxial Shake: 1.4 x 10 /cm Particle Generation (>=0.5 m) Fibers (>=100 m): 0.76/cm Extractables Using Deionized Water: 0.016percent Extractables Using Isopropyl Alcohol: 0.060percent Ions Sodium: 0.027 ppm Ions Potassium: 0.0012 ppm Ions Calcium: 0.14 ppm Ions Magnesium: 0.031 ppm Ions Absorbency: 426 mL/m 3.7 mL/g Ions Time to Half-sorption: 1 sec. Ions Basis Weight: 143 g/m (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Berkshire products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Laboratory Consumables with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Berkshire Laboratory Consumables. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Berkshire Super Polx 1200 Wipers Berkshire Stacked S12000404.10/ 21914-401 we carry a full complement of Laboratory Consumables as well as other product offerings from Berkshire. We also carry a full line of Berkshire accessories to help meet your laboratory and scientific needs. For a complete selection of Berkshire Laboratory Consumables please visit our Berkshire page. For more brand name Laboratory Consumables please visit our Laboratory Consumables store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Berkshire Super Polx 1200 Wipers Berkshire S12000404.10 Stacked Pack