Bioland HPLC Non-Sterile Nylon Syringe Filters 4mm 0.45um Laboratory Supplies. High Particle Retention: Particle retention rate exceeds 99% ensuring superior filtration quality. Fast Filtration Speed: High flux design with optional glass fiber pre-filter for increased throughput. Diverse Material Options: Available in Nylon, PVDF, PTFE, MCE, CA, PP, and PES for various applications. Strong Pressure Resistance: Threaded interface design provides robust performance under pressure. Consistent Batch Quality: Produced in clean workshop ensuring consistency from raw materials to process. OEM and ODM Support: Full customization, minor customization, and flexible customization services available. Wide Application Range: Suitable for HPLC, GC, food industry, environmental water, and air purification. ISO 9001 Certified: Manufacturer holds ISO9001:2015 certification for quality management.