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ITS-90 Fixed Points

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Isotech, Triple Point of Water Mantle Maker Water Triple Point Ice Mantle Maker, Model 452

Simplify the Creation of your Water Triple Point
Form beautiful strain-free ice mantles

Sostmann-Isotech Gallium Cell & Apparatus Sostmann-Isotech Gallium Cell & Apparatus

Automate your Gallium point!

29.7646C (0.000025C)
It is ready for use all day & everyday without user intervention
Day to Day reproducibility of 0.000025C (0.025mK)

  • 20 years of deliveries world-wide without a breakage
  • 99.999999% purity. Yes 8N! For a slope-free plateau
  • A new Gallium plateau every day, all day, forever. Switch it on and forget it!
  • Long term stability. After 10 years our Cell is still within 40K of our newly made Reference Cell, audited to within 0.000030C of our Nations Standard Cell, and within 0.000,031C of Italy's National Standard
  • Reproducibility day to day of 0.000025C.
  • Elapsed time indicator tells where you are on the plateau
  • 250mm immersion
  • No maintenance, attention or liquids required
  • UKAS certification available relating the Cell to ITS-90

Isotech Mercury Triple-Point Apparatus Mercury Triple-Point Apparatus

-42C to -36C (-32F)
Ideal and user-friendly Mercury Triple Point Apparatus

Mercury Triple Point Apparatus Product Spec Sheet

Isotech LN2 Nitrogen Boiling Point Apparatus Nitrogen Boiling Point Aparatus

-196C (-320F)
Realizes and maintains the boiling point of nitrogen or argon

ITL-M-18205 Nitrogen Boiling Point Apparatus Product Spec Sheet

Jarrett Isotech Triple Point of Water Jarrett-Isotech Water Triple Point Cells

The World Leader in Water Triple Point Cells

  • More Sizes and Styles to Choose from.
  • In Stock for Quick Delivery.


Jarrett TPW Cell Product Spec Sheet

Isotech Primary ITS-90 Fixed Point Cells Primary Laboratory Large Quartz Fixed Point Cells

Primary Fixed Point Cells
Isotech Manufactures Cells from Mercury to Copper
Our Cells offer Better Immersion Depth than our Competitors

  • Cells of International Acceptance
  • 99.99995% purity
  • ITS-90 Fixed Points
  • Sealed or Open Models

Metal Clad ITS 90 Fixed Point Cells Metal Clad Optimal ITS-90 Fixed Point Cells

Primary Fixed Point Cells
Our Cells offer Better Immersion Depth than our Competitors

  • 99.99995% purity
  • Available in Indium, Tin, Zinc and Aluminum
  • 205mm immersion
  • Cells of International Acceptance
  • ITS-90 Fixed Points

  • Metal Clad ITS-90 Fixed Points, Intrinsic Temperature Standards Metal Clad Slim Fixed Point Cells

    Metal Clad Fixed-Point Cells From Mercury to Aluminum
    Bring your Calibrations Back Under your Own Control!

    • Fixed Point Cells and Apparatus for Special Applications
    • Shorter immersion for the Calibration of Industrial Sensors
    • Economic
    • Much less fragile than Quartz cells

    Isotech, Isotower ITS-90 Fixed Points Isotower ITS-90 Fixed Points

    New - New Concept in Primary Temperature Calibration !
    ITS-90 Isothermal Fixed Point Towers

    • Large cell performance with slim cell price
    • 30 Hour Plateaus
    • Uniquely integrated device with know immersion characteristics
    • Simple & safe with no glass parts
    • Easily transportable - Perfect Audit Item
    • Lower your uncertainties and increase your confidence