Deskripsi
Whatman – Cellulose Nitrate Membrane Sterile Filter with Grid (7141-104)
- 0.45µm cellulose nitrate membrane filter with grid, sterile, 47mm
- Gridded surface (3.1mm intervals) make filters ideal for colony counting
- Special non-toxic ink used is completely free from bacterial growth inhibitors
- Performance improvements include very narrow pore size distribution and low levels of extractables
- Has a noticeably improved flexibility; is made to tolerate abuse