The gas regulator on our Argon cylinder for our ICP-OES system regularly produces a high pitched noise due to resonance from the flow of the gas.  Is there a certain type of regulator or setup that eliminates this noise?

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  edgarvs over 4 years ago +1
  Sometimes the membrane or spring of the regulator is a bit aged. Due to this the regulator could produce some noise. The regulator could be checked by the supplier of the regulator or the regulator could…
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  tanyacervantes over 4 years ago in reply to edgarvs +1
  Thanks edgarvs. I had replaced the regulator a while back and it seemed better for awhile but then it got worse again. I recently put a different regulator on and it seems fine for now. It could be our…