Capillary, Controlled, Medium Flow, 50um ID by 1 meter. MICROSOLV Brand. 1 EA.

Additional Info:

The 04650-MF MICROSOLV Medium Flow Capillary is a fused silica CE capillary with a covalently bonded sulfonated polymer coating, producing a controlled and reproducible negative surface charge.

This results in a moderate (normal) electro‑osmotic flow (EOF), similar to untreated bare fused silica, but with improved consistency and predictability. Ionized analytes migrate according to both EOF and electrophoretic mobility, maintaining familiar separation behavior while improving reproducibility.

Supplied as a 1‑meter length without finished tips, this capillary can be cut to custom lengths for compatibility with most CE instruments.

Key Features

Controlled Medium Electro‑Osmotic Flow (EOF)

  • Provides normal EOF behavior

  • Comparable migration times to bare fused silica

Sulfonic Acid Functionalized Coating

  • Creates a stable, predictable negative charge

  • Improves consistency across runs

Fused Silica with Polyimide Coating

  • Durable polyimide outer layer

  • Flexible and robust for routine use

Custom Length Flexibility

  • Supplied as 1 meter of capillary

  • User‑cut for specific instrument requirements

  • Delivered without finished tips

Balanced Separation Performance

  • Maintains familiar CE behavior

  • Suitable for routine methods and method transfer

Precision Dimensions

  • Inner Diameter (ID): 50 µm

  • Outer Diameter (OD): 365 µm

  • Standard format for broad CE compatibility

Specifications

  • Type: Capillary for Capillary Electrophoresis (Medium Flow)

  • Inner Diameter (ID): 50 µm

  • Outer Diameter (OD): 365 µm

  • Length: 1 meter (cut‑to‑length)

  • Coating (Inner): Sulfonated polymer (controlled negative charge)

  • Coating (Outer): Polyimide

  • Material: Fused silica

  • Flow Characteristic: Normal / controlled electro‑osmotic flow (EOF)

Typical Applications

Capillary electrophoresis (CE), routine separations, method transfer from bare fused silica, charged analyte analysis, and applications requiring consistent, predictable EOF

 

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