Stemcell Technologies 27250 Reversible Strainers (Large, 37 µm), Box of 12. Precision cell strainers featuring a reversible mesh design optimized for efficient cell isolation, size selection, and rapid sample filtration from tissue disaggregations. MPN / Catalog Model: 27250 Manufacturer & Line: Stemcell Technologies / Primary Cell Isolation Accessories Pore Size & Mesh Spec: 37 µm nylon mesh pore size for accurate separation of single-cell suspensions and removal of cell aggregates Reversible Flow Design: Features a dual-direction design that allows strain-through filtration in one orientation and reverse-flush sample recovery in the opposite orientation Sizing & Compatibility: Large format design engineered to fit securely over standard 50 mL conical tubes and compatible collection vessels Material Construction: Durable polypropylene housing with medical-grade nylon mesh, ensuring high chemical resistance and low protein binding Primary Application: Cell isolation, tissue dissociation cleanup, flow cytometry sample preparation, and primary cell suspension filtration