Filter Circles, 240mm Dia, Ashless Grade 42, 100/pk (1442-240) The dual process indicators are

The dual process indicators are designed to indicate that the pouch has undergone either a steam or EO sterilization process

Compression Pantyhose

Vein Stripper

25mg Sodium Fluoride

without Calcium

Filter Circles, 240mm Dia, Ashless Grade 42, 100/pk (1442-240) The dual process indicators areWhatman 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