2020/3/16 · TAGS: Double-Luer-Lock-Syringe-Filter Syringe-Filter-Price 0.45-Syringe-Filter Luer-Lock-Syringe-Filter The membrane solution 0.45um Micron CA Syringe Filter is made of a sturdy cellulose acetate (CA) membrane and has specially designed features designed to bring the highest level of performance and purity to your research.