Whatman SPARTAN HPLC Syringe Filter, 30 mm, Regenerated Cellulose, 0.45 µm, 50 Pack, 10463053 Regular Price $146.82 Price $127.50 Add to Cart Whatman 6895-2504 GD/X 25 mm Syringe Filter, glass microfiber filtration medium, 0.45 um (1500 pcs) Regular Price $2,733.72 Price $2,374.02 Add to Cart