haitallinen uudelleen kyllästynyt whatman pore size väliaikainen Sisäkuori kyselylomake
Whatman 1001-055 Whatman 1001-055 Qualitative Filter Papers; 5.5 cm Diameter; Pore Size, 11µ (Pack of 100): Amazon.com: Industrial & Scientific
1005-185 Whatman 1005-185 Qualitative Cellulose Filter Paper 2.5 µm, 185 mm (100/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
1820-025 Whatman 1820-025 Binder Free Borosilicate glass Filter Paper 1.5 µm, 25 mm (100/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge