Millex ® -LH 0.45µm hydrophilic PTFE syringe filter, 13mm. SLLHC13NL. PTFE, hydrophilic. Millex ® -LH 0.20µm hydrophilic PTFE syringe filter, 13mm. SLLGC13NL. Anopore ®. Whatman Anotop ® IC and LC syringe filter, Anotop ® 10 IC Syringe Filter, pore size 0.2 μm, polypropylene housing, WHA68099233. 10-100 mL.