



Tap Tap to Zoom
Berkshire Wiper Microfirst 9X9IN PK300 MF.0909.20 is one of the many quality laboratory and scientific products we have to offer at very competitive pricing. Berkshire Wiper Microfirst 9X9IN PK300 MF.0909.20 / 21913-192 is part of a wide selection of Berkshire Cleaning cloths or wipes. Combining excellent quality with an affordable price, the Berkshire Wiper Microfirst 9X9IN PK300 MF.0909.20 / 21913-192 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.![]()
Nonwoven wipers engineered for applications in ISO Class 5 (FED-STD-209E Class 100/M3.5) environments, including spill control and surface cleaning. Made of nonwoven, spunlaced DuPont* Sontara* Micropure 100 fabric, a polyester/cellulose blend made without binders or surfactants. Apertured construction allows for increased absorbency. Excellent particulate and purity control.
| Dimensions, cm (in.): | 22.9 x 22.9 (9 x 9) |
| Berkshire No.: | MF.0909.20 |
| Unit: | Case of 20 / Pack of 300 |
| Properties: | |
| Particle Generation (>=0.5 µm) | |
| Biaxial Shake: | 18 x 10³/cm² |
| Fibers (>=100 µm): | 68/cm² |
| Extractables | |
| Using Deionized Water: | 0.068% |
| Using Isopropyl Alcohol: | 0.031% |
| Ions | |
| Sodium: | 14 ppm |
| Potassium: | 4.3 ppm |
| Calcium: | 24 ppm |
| Magnesium: | 6.3 ppm |
| Absorbency: | 278 mL/m², 4.9 mL/g |
| Time to Half-sorption: | 3 sec. |
| Basis Weight: | 57 g/m² |