The Charles Supper Company has the largest selection available of thin-walled capillary tubes.

These New Open-End Quartz Capillary Tubes are Straight Tubes. They are Open at Both Ends of the capillary tubes and do not have a funnel.

25 Tubes per package
Available in Outside Diameters of 0.3mm, 0.5mm, 0.7mm, 1.0mm, and 1.5mm

See Our Quartz Closed-End Capillary Tubes



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Special Glass (SG) - Boron-Rich (BG) - Quartz (QZ) - Open-Ends No Funnel (SQZ) - Open-Ends W/Funnel (OQZ)
  • Manufactured to the highest standards for the Charles Supper Company.
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  • Standard Glass Technical Features:
  • Wall Thickness – 0.01mm
  • Approximate Overall Length 80mm
  • Drawn from Clear, Fresh, Properly Cleaned Glass
  • Straight Tubes Open on Both Ends
  • Supplied in non confusing, color coded glass packages containing 25 tubes
  • Individual tubes are easily removed from glass package without fumbling and searching through the container
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  • Exclusively distributed since 1972
  • Over 50 sizes are available from our inventory, for immediate shipment.
  • Special order capillary tubes can be manufactured and will be quoted upon your request and furnished specifications.
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    Linear Absorption Coefficiency for our Capillary Tubes

      Special Glass Boron-Rich Quartz
    *CuKa Radiation 110.8 71.0 75.8
    *MoKa Radiation 11.95 7.35 8.20
    Softening Temp. 715ºC 820ºC 1730ºC
      1319ºF 1508ºF 3145ºF
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    info@charles-supper.com | Tel: (508) 655-4610 | Fax: (508) 655-3913