Refillable Permeation Tubes

Overview

How Permeation Tubes Work

Reasons to Use Permeation Tubes


Disposable Permeation Tubes

Chemical List


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KIN-TEK Trace Source™ refillable permeation tubes [Brochure]:

LFH Liquid-filled 57S and 57H Gas-filled 57 Series Prefilled

 


 

 

 

 

 

I. LFH Liquid-Filled Permeation Tubes

Generates moderate to high concentration mixtures of low vapor pressure liquids such as acrylonitrile, benzene, methanol and water.
Are usually filled by KIN-TEK before shipment but may be filled by the customer (with appropriate safety measures in place) for certain components (contact the Factory)
Tube dimensions: 1¾ inch diameter by 6 inch height plus approx. 2 inch height of protruding tubing
   

II. 57S Gas-Filled Permeation Tubes

Generates low concentration gas standards of high vapor pressure gases such as CO, CO2, NO, N2O, CH4 etc.
Typical concentrations: sub-ppb to 10 ppm depending on tube emission rate and dilution flow rate
Tube dimensions: 1¾ inches diameter by 6 inches long
Are usually filled by KIN-TEK but may optionally be filled by the customer (with appropriate safety measures in place) for certain components (contact the Factory). Customer-refill may require a gas feed "GF" module of the 491M or FlexStream gas standards generator.
Tube dimensions: 1¾ inch diameter by 6 inch height plus approx. 2 inch height of protruding tubing
   

III. 57H Gas-Filled Permeation Tubes

Generates high concentration mixtures of high vapor pressure gases CO, CO2, and NO
Typical concentrations: 10 ppm to over 1,000 ppm depending on tube emission rate, dilution flow rate and operating pressure
Are filled by the customer using the controls of a gas feed "GF" module of a KIN-TEK 491M or FlexStream gas standards generator
Tube dimensions: 1¾ inch diameter by 6 inch height plus approx. 2 inch height of protruding tubing
   

IV. Prefilled Permeation Tubes

Series 57 Prefilled Permeation Tubes are used in KIN-TEK gas standards generators to create gas standards ranging from less than 50 ppb to 5 ppm (depending on tube emission rate and dilution flow rate) for arsine and other hydride gases, as well as highly reactive gases such as HCl, HBr, O2 and CO. The high vapor pressure of these compounds makes them unsuitable for use in disposable permeation tubes. [Brochure]

Description:

Factory-prefilled permeation tubes
Factory-certified emission rate
Small amount of toxic material (typically less than 4 grams of pure gas under 50 psig)
Capable of safely using the gas phase of high vapor pressure compounds
Tube dimensions: 1¾ inch diameter by 6 inch height plus approx. 5.5 inch height of pressure gage and protruding tubing (requires removal of some KIN-TEK instrument covers)
   

V. Refill and Recertification

Return (with RMA number) to KIN-TEK Technical Services for refill and recertification.


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