SPI-CleanWipes 100% Polyester Wipers (Clean 1 Cleanroom) 4x4 (10.16x10.16cm) 60
These are the finest quality continuous filament 100% polyester wipers that can be found anywhere. They are laundered and packaged in a class 1 (0.1 µm) clean room. They exhibit outstanding tear strength, both wet and dry as well as being high absorbent. They also have extremely low ion content, are low in particle generation when in use and there is a extremely low extractable residue.
Thermal sealing of the edges:
All four edges are thermally sealed as yet another step to reduce particle generation.
Note: The 4 X 4" size come without the 4 mm sealed bondes.