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  1. rosshol

    pH control after cleaning with Caustic

    Hi, We currently clean our equipment with Caustic in large quantities. In order to control our effluent pH we neutralise at source using phosphoric acid as it is cheap. However, our safety guy is not convinced that this is the best option. Is there a better chemical that could be used? Thanks...
  2. rosshol

    HCL ACID AND STAINLESS STEEL TANKS

    Hi, I am a bit concerned. My engineers are builing a Stainless steel (316) tank to hold highly concerntrated HCL acid. I believe we would be best to use other material as the potential to eat through the stainless welds is high. I would appreciate a bit of advise. Kind Regards
  3. rosshol

    ClO2 or Brominator

    Hello all, Trying to determine what is the best form of sterilisation for fresh water. We are a paper making plant currently using brominators for disinfecting the water supply. However, we are constantly have build up of brown matter throughout the system. I was just wondering if it would be...
  4. rosshol

    Maintanence Schedules for Rolls

    Dear All, I am trying to set up a system of maintaining a complex array of rolls used within my plant. There are some 150 different types some with suction some ceramic some steel and others with speciality coating. The problem I have is that there is no real scheduled maintanence on them and...

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