Buy Whatman® UNIFLO® (25mm diameter) syringe filters

material PVDF membrane polypropylene housing 
sterility non-sterile 
mfr. no. Whatman, 9909-2504 
limit 67.5 psi pressure 
diam. 25 mm 
filter area 0.65 cm2 
size 24.5 × 29.2 mm 
weight 1.53 kg 
pore size 0.45 μm pore size 
fitting inlet female Luer 
suitability suitable for (volumes of 100mL or less; filter provides easy separation of solutions)