Berkshireâ€™s knitted polyester swabs are made from cleanroom laundered, continuous filament polyester for exceptional purity. They offer low ionic contamination levels along with excellent durability and absorbent capacity. Knitted polyester swabs have excellent chemical resistance and are compatible with organic solvents. The handles are made of 100% polypropylene.
Berkshire Lab-TipsÂ® Series Cleanroom Swab, Rigid Tip, 70 mm Length, 70 mm Gauge, Knitted Polyester, Yellow Handle