Filter Circles, 125mm Dia, Folded Prepleated Grade 597_, 100/pk (10311844) 5mm ID x 7

5mm ID x 7

Safety shield covers entire needle length

mouth and nose while protecting rescuer

SPU Filter

These durable

Filter Circles, 125mm Dia, Folded Prepleated Grade 597_, 100/pk (10311844) 5mm ID x 7Whatman 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