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Whatman™ Mini-UniPrep™ Syringeless Filters

Processes sample loads in one-third the time. Whatman™ Mini-UniPrep™ Syringeless Filters provide a faster and easier way to remove particulates from samples being prepared for HPLC and UHPLC analysis.

Manufacturer: whatman™  UN503NPEPP

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Catalog No. 09-923-109


Description & Specifications


Type Syringeless Filter
Material Polypropylene (PP)
Applications Routine HPLC/UHPLC analysis; Composite assays; Content uniformity; Protein precipitation; Solubility testing; Dissolution testing; Sample filtration; Standard robotics on HPLC instruments with sensitive needles, allowing for higher throughput; Light sen
Pore Size 0.2μm
No. per Pack 1000/Pk.

  • Pre-assembled all-in-one filtration process; eliminates the need for syringe filter, syringe, vial and septum; reduces costs by up to 40%
  • Wide range of membrane choices from 0.2 and 0.45 µm pore sizes to meet specific sample application requirements
  • Compatible with most major autosamplers
  • Fewer consumables required
  • Plunger contains a filtration membrane at one end and a pre-attached cap/septum at the other
  • Can be used either manually or with a compressor unit
  • Processes up to 6 samples at one time, further improving sample processing time and reducing the risk of hand stress
  • Designed to fit into any autosampler accommodating 12 x 32 mm vials
  • OR, septum can be pierced with needle and sample drawn off for manual injection into an analyzer