Filter Circles, 500mm Dia, Folded Prepleated Grade 520 a_, 100/pk (10331456) Bonded on both sides with

Bonded on both sides with perforated non-adherent film

Sleeve Insulation

Vairity Pack 50/bx Products cannot be sold on Amazon

A/E Glass Fiber Disc Filter

Filter Circles, 500mm Dia, Folded Prepleated Grade 520 a_, 100/pk (10331456) Bonded on both sides withWhatman 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