Függőség plusz Koca 5 micron filter paper gyakorló orvos Érik hegedű
5 Micron Filter Paper at Thomas Scientific
2.5 Micron Filter Paper Grade 5 - Hawach
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