Contec Wiper Polyknit Bk 9X9IN PK150 PNHS-99B/150 Case. Contec Wiper Polyknit Bk 9X9IN PK150 PNHS-99B/150 / 68310-180 is part of a wide selection of Contec Cleaning cloths or wipes. Combining excellent quality with an affordable price the Contec Wiper Polyknit Bk 9X9IN PK150 PNHS-99B/150 / 68310-180 can meet your scientific research needs while still offering a good value for a budget conscious end user. If you have any questions about any of our Cleaning cloths or wipes please do not hesitate to contact our customer service for further guidance. For general-purpose cleaning in ISO Class 3 (FED-STD-209E Class 1/M1.5) environments. Ideal for wiping exterior surfaces of products and cleaning interior surfaces of process tools or other equipment. Made of a 100percent textured polyester no-run interlock knit for good solvent sorbency abrasion resistance and chemical resistance. Extremely low in particles and fibers. Laser cutting seals fibers for nonabrasive edges. Laundered and packaged in an ISO Class 4 (FED-STD-209E Class 10/M2.5) cleanroom. Available square or as HexaWipe wipers with six heat-sealed edges. Hexagonal shape readily distinguishes critical-use wipers from other noncritical-use wipers. Available options for Contec Wiper Polyknit Bk 9X9IN PK150 PNHS-99B/150 Contec Heatseal Wipers Contec PNHS-99B 150/pk 9x9 Contec Wiper Knit Hs 9X9 Blk PK300 PNHS-99B Case Specifications for Contec Wiper Polyknit Bk 9X9IN PK150 PNHS-99B/150: Dimensions cm (in.): 22.9 x 22.9 (9 x 9) Packaging: Bulk Contec No.: PNHS-99B/150 Unit: Case of 8 / Pack of 150 Properties: Particle Generation (>0.5 m): 1.9 x 106/m2 Extractables Using Deionized Water: 0.0000 g/m2 Using Isopropyl Alcohol: 0.0422 g/m2 Ions Sodium: None detected