Filter Circles, 90mm Dia, Ashless Grade 40, 100/pk (1440-090) Comes with MasterGuard anti-stick needle

Comes with MasterGuard anti-stick needle protector

Powder-free to reduce risk of wound contamination

tapered syringe tip fits many feeding tubes and catheter connectors

Tamper evident outer wrap

Filter Circles, 90mm Dia, Ashless Grade 40, 100/pk (1440-090) Comes with MasterGuard anti-stick needleWhatman 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