Filter Circles, 320mm Dia, Grade 4, 100/pk (1004-320) Designed to work with any

Designed to work with any of our urine drug screens

Latex Free 21

Rubber Closures for Blood Gas Capillary Tube

250 ml/hr Flow Rate

Numeric depth marks at 2 cm increments

Filter Circles, 320mm Dia, Grade 4, 100/pk (1004-320) Designed to work with anyWhatman 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