Non-Sterile Glass Fiber Syringe Filters, Luer-Lok Connector inlet with luer-slip outlet are ultrasonically bonded for reliability and disposable. Filter media type is clearly inscribed on barrel. High purity virgin polypropylene housing, no dyes or pigments added. Unique concentric funnel shaped barrel increases volume and decreases back pressure. Ideal for viscose solutions or for turbid liquids, glass microfiber prefilter raises absorption capacity and loading. Use as a prefilter in series with other syringe filters. Glass media is binderless 1.0um retention, reduces clogging of the membrane. Ideal for dissolution testing and general filtration. Good compatibility with strong acids, bases and organic solvents.