Filter Circles, 55mm Dia, Ashless Grade 42, 100/pk (1442-055) Can be slit to expose

Can be slit to expose patient's ears

a material with exceptional electrostatic dissipative properties

light absorbency

which aids in prevention of needlestick injuries

Neoprene-free

Filter Circles, 55mm Dia, Ashless Grade 42, 100/pk (1442-055) Can be slit to exposeWhatman filter papers are world renowned as the standard for laboratory filtration and are associated with quality, reliability and customer service. Manufactured from high quality cotton linters, which have been treated to achieve a minimum alpha cellulose contact of 98%. Used for general filtration and exhibit particle retention levels down to 2. 5 m. Used in qualitative analytical techniques to determine and identify materials. Offers a wide choice