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  • G-Calibrators

    G-Calibrator Calibration Gas Generators G-Calibrators are rugged portable units specifically designed to be used with our Series 23 G-Cal permeation devices to generate known concentrations (ppb to ...

  • G-Cal Permeatation Devices

    G-Cal Permeatation Devices G-Cal permeation tubes offer a proven and repeatable means of generating a desired gas or vapor concentrations. The permeant gas escapes through the proprietary membrane ...

  • Dynacal® Permeation Tubes and Devices

    Dynacal® Permeation Tubes and Devices  Dynacal permeation devices are small, inert capsules containing a pure chemical compound in a two phase equilibrium between its gas phase and its liquid or ...

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