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Dear All, Thanks a lot for your help! Meanwhile I also carried out some research: there should be really some kind of specific application problem still unknown for us that reduces the pH and it is - as you say - not the water softening process. www.prominent.com Experts in chem-feed and...

Dear All, Thanks a lot for your help! Meanwhile I also carried out some research: there should be really some kind of specific application problem still unknown for us that reduces the pH and it is - as you say - not the water softening process. www.prominent.com Experts in chem-feed and...

Dear Everyone, I am wondering about the following phenomenon in water softening applications. Even the ion exchange resin manufacturer could not answer my question so your feedback would be greatly appreciated. The problem: If you soften the raw water by removing the Ca++ and the Mg++ ions...

Dear Quark, The resin used is regenerated by sodium chloride (NaCl) that is why I have difficulties in finding out the reason and correlation to the shift in the pH. I am not a chemical guy so it is hard for me to conclude. But you are right that an ion exchange guy should know it. Is there...

Dear Everyone, I am wondering about the following phenomenon in water softening applications. Even the ion exchange resin manufacturer could not answer my question so your feedback would be greatly appreciated. The problem: If you soften the raw water by removing the Ca++ and the Mg++ ions...

Dear Collegues, I would like to ask for your help in th following: Do you know some kind of standard code system for water treatment equipment/pipeline identification available on the internet? I would be especially interested in internationally used system(s) and esp. applicable in the area...

Hello everyone, Does anyone know an online guide for creating KKS and AK identifying codes for P&I drawings? My primary areas are chemical fluid handling, water treatment systems and power plants. Thanks a lot! Best regards, Csaba

Thank you very much for you all! This has been my first attempt to get answers on this forum and you helped a lot. Csaba

Thank you very much for you all! This has been my first attempt to get answers on this forum and you helped a lot. Csaba

hello, yes, i have considered it. it would have been the easiest but the customer does not want to get rid of the idea of using stainless steel tank even if technically inappropriate. csaba

Hello again! I would have a further question: I have an NH4OH diluting and dosing tank. There are two phases of operation: 1. concentarted ammonia filling to the tank - breathing valve opens in one direction 2. diluted NH4OH pumping from the tank - breathing valve opens in the other direction...

Hello there! I have a client who wants me to protect a stainless steel (DIN: 1.4301 i.e. X5 CrNi 18.9) storage/dosing tank against H2SO4 of a concentration of 93%. Companies I knew of offered protection by rubber lining up to 70% of concentration only. Someone offered a lining with epoxy resin...