Filter Paper, 40 cm, Grade 230, 50/pk (5230-400) 7/8" diameter bell provides unsurpassed

7/8" diameter bell provides unsurpassed low frequency response

Evacuated Glass Container

digital PID control panel

Thicker than typical latex gloves

Purple Striped

Filter Paper, 40 cm, Grade 230, 50/pk (5230-400) 7/8" diameter bell provides unsurpassedWhatman 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